Xonintepto-

Xonintepto (#97, abbv. xnz) is a numerical prefix meaning 10-291 or senonagintillionth using the short scale illion system.Tier -1 and upper Tier -2 prefixes trakaplex.wordpress.com. Retrieved 2021-08-08. The term was coined as part of Trakaplex's SI system. 
==Sources==
== See also ==
Category:Numbers
Category:Numbers by Trakaplex
Category:Prefixes
Category:Tier -1 Prefixes