As character names:

U+2121 TELEPHONE SIGN character (℡)

As raw characters:

℡

As a string of HTML entities:

℡

Decoder output:

Byte number 1 is decimal 226, hex 0xE2, octal \342, binary 11100010
This is the first byte of a 3 byte sequence.

Byte number 2 is decimal 132, hex 0x84, octal \204, binary 10000100
This is continuation byte 1, expecting 1 more.

Byte number 3 is decimal 161, hex 0xA1, octal \241, binary 10100001
This is continuation byte 2, expecting 0 more.

U+2121	TELEPHONE SIGN
	* typical forms for this symbol may use lowercase, small caps or superscripted letter shapes
	x (black telephone - 260E)
	x (telephone location sign - 2706)
	x (telephone receiver - 1F4DE)
	# 0054 0045 004C