This character is a Other Symbol and is commonly used, that is, in no specific script.
The glyph is not a composition. It has no designated width in East Asian texts. In bidirectional text it acts as Other Neutral. When changing direction it is not mirrored. The word that U+2B1A forms with similar adjacent characters prevents a line break inside it.
The Wikipedia has the following information about this codepoint:
Miscellaneous Symbols and Arrows is a Unicode block containing arrows and geometric shapes with various fills, astrological symbols, technical symbols, intonation marks, and others.
Representations
System
Representation (click value to copy)
Nº
11034
UTF-8
E2 AC 9A
UTF-16
2B 1A
UTF-32
00 00 2B 1A
URL-Quoted
%E2%AC%9A
HTML hex reference
⬚
Wrong windows-1252 Mojibake
⬚
Encoding: GB18030 (hex bytes)
81 38 A6 38
RFC 5137
\u'2B1A'
Bash and Zsh inside echo -e
\u2B1A
C and C++
\u2B1A
C#
\u2B1A
CSS
\002B1A
Excel
=UNICHAR(11034)
Go
\u2B1A
JavaScript
\u2B1A
Modern JavaScript since ES6
\u{2b1a}
JSON
\u2B1A
Java
\u2B1A
Lua
\u{2B1A}
Matlab
char(11034)
Perl
"\x{2B1A}"
PHP
\u{2b1a}
PostgreSQL
U&'\2B1A'
PowerShell
`u{2B1A}
Python
\u2B1A
Ruby
\u{2b1a}
Rust
\u{2b1a}
Click the star button next to each label to set this representation as favorite or remove it from the favorites. Favorites will be shown initially. (Favorites are stored locally on your computer and never sent over the internet.)