100202020099980 has 48 divisors (see below), whose sum is σ = 280602922209120. Its totient is φ = 26716989557248.

The previous prime is 100202020099927. The next prime is 100202020099991. The reversal of 100202020099980 is 89990020202001.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 110454999 + ... + 111358478.

It is an arithmetic number, because the mean of its divisors is an integer number (5845894212690).

Almost surely, 2^{100202020099980} is an apocalyptic number.

100202020099980 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100202020099980 is an abundant number, since it is smaller than the sum of its proper divisors (180400902109140).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

100202020099980 is a wasteful number, since it uses less digits than its factorization.

100202020099980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 221821018 (or 221821016 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 42.

The spelling of 100202020099980 in words is "one hundred trillion, two hundred two billion, twenty million, ninety-nine thousand, nine hundred eighty".