The googolduplexibit is equal to 2^100#3 = 2^2^2^100 ≒ 10^10^(3.816008546901 × 10^29) using Hyper-E notation. The name was coined by Sbiis Saibian. Username5243 calls this number Binary-Googolduplex, and it's equal to 2[1]2[1]2[1]100 in Username5243's Array Notation.