Undefined Character (U+16DDD)

Plane:	Supplementary Multilingual Plane, U+10000 - U+1FFFF^[1]
HTML Entity:	`𖷝` `𖷝`
UTF-8 Encoding:	`0xF0 0x96 0xB7 0x9D`
UTF-16 Encoding:	`0xD81B 0xDDDD`
UTF-32 Encoding:	`0x00016DDD`

References