22

22 (twenty-two) is a positive integer following 21 and preceding 23. It is an  and a repdigit number.
== In googology ==
*In Greek-based number-naming systems, 22 is associated with prefix "duicosa-", and with prefix "duoviginti-" in Latin systems.
*Twenty-twos, a googologism with a similar name to this number, is equal to 20 copies of 2, or 10 copies of 22.
*The numbers dumevalka, dutridumevalka, duquodumevalka are defined as 2[2,2], 2[2,3], 2[2,4] respectively, using SpongeTechX's copy notation.STX GoogologyPointless Gigantic List of Numbers They are all equal to 22, since 2[2,2] = 2[[2]] = 2[2] = 22, 2[2,3] = 2[[[2]]] = 2[[2]] = 22, 2[2,4] = 2[[[[2]]]] = 2[[[2]]] = 22.
*BlankEntity coined the name Weak Tritri for this number, and it's equal to b[3,3,3] using Weak-b notation.BlankEntity's Googology - Other (Retrieved 22 October 2022)
==In pop culture==
In the video Marmalade - Words of the World,https://www.youtube.com/watch?v=GopuYAkKf30 the etymologist Mark Sabine pronounces the word "marmalade" in English a total of 22 times.
== Sources ==
Category:Numbers
Category:Class 1
Category:Even numbers
Category:Numbers 0-99
Category:Numbers with 1 to 2 digits
Category:Repdigit numbers