What does it mean?

ybmuG had a video to watch said

Do any of you believe in numerology? Is it meaningful that I hit 666 replies in October? Or is it more meaningful that if you add the 111 comments you get 777?

In the forum, ybmuG is a nonstop, irrepressible chatterbox with 1 topic created, 111 comments, and 666 replies.

/youtube rainbow what does it mean?