If the universe were packed solid with neutrons, say, so there was no empty space anywhere, there would still only be about 10128 particles in it, quite a bit more than a googol but trivially small compared to a googolplex.
a cardinal number represented as 1 followed by 100 zeros (ten raised to the power of a hundred)
googol
Heceleme
goo·gol
Telaffuz
Etimoloji
[ 'gü-"gol ] (noun.) 1938. Made up in 1938 by the nine year old Milton Sirrota, the nephew of mathematician Edward Kasner who had asked Milton for the hypothetical number of 10 to the 100th.