A nonillion is equal to 1030 in America, or 1054 in France and Germany. It is sometimes erroneously referred to as nontillion. This number is also called dekillion (not to be confused with decillion) in Russ Rowlett's Greek-based naming system of -illions. Aarex Tiaokhiao gave the name decillion, referring to the value of this number. Sbiis Saibian gave the name gobycrumb, referring to the value of this number. Aarex Tiaokhiao calls this number thootol or 30-noogol. Username5243 calls this number gootirol, and it's equal to 10[1]30 in Username5243's Array Notation.