Undefined Character (U+11CE9)

Plane:	Supplementary Multilingual Plane, U+10000 - U+1FFFF^[1]
HTML Entity:	`𑳩` `𑳩`
UTF-8 Encoding:	`0xF0 0x91 0xB3 0xA9`
UTF-16 Encoding:	`0xD807 0xDCE9`
UTF-32 Encoding:	`0x00011CE9`

References