As of Unicode 7.0 this codepoint is the one with the longest decomposition
form, being composed from the above 18 other characters.
The Wikipedia has the following information about this codepoint:
Islam uses a number of conventionally complimentary phrases praising Allah (e.g., Subḥānahu wa-taʿālā), or wishing good things upon Muhammad or other prophets and chosen figures of God (e.g., ʿalayhi s-salām). These phrases are encompassed by a number of terms: Prayers upon Muhammad may be referred to simply as Arabic: صَلَوات, romanized: ṣalawāt, "prayers", Persian: درود, romanized: dorud, "greetings", or Urdu: درود, romanized: durūd.