112221020202100 has 72 divisors (see below), whose sum is σ = 243891184409600. Its totient is φ = 44819944945920.

The previous prime is 112221020202097. The next prime is 112221020202173. The reversal of 112221020202100 is 1202020122211.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 312023176 + ... + 312382624.

Almost surely, 2^{112221020202100} is an apocalyptic number.

112221020202100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

112221020202100 is an abundant number, since it is smaller than the sum of its proper divisors (131670164207500).

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

112221020202100 is a wasteful number, since it uses less digits than its factorization.

112221020202100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 364217 (or 364210 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 112221020202100 its reverse (1202020122211), we get a palindrome (113423040324311).

The spelling of 112221020202100 in words is "one hundred twelve trillion, two hundred twenty-one billion, twenty million, two hundred two thousand, one hundred".