Marioplex size. As it is larger than the googol to the 100th power, Marioplex far surpasses the number of atoms in the observable universe (estimated at between 1078 and 1082 atoms). How big is the Marioplex? MarioPlex is a quantity coined by way of Mathew Patrick better known on-line as https://ongrant.com/marioplex-bigger-than-googolplex-what-is-a-marioplex/