102221100202100 has 36 divisors (see below), whose sum is σ = 241985222662848. Its totient is φ = 37171309164000.

The previous prime is 102221100202079. The next prime is 102221100202181. The reversal of 102221100202100 is 1202001122201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 46464135356 + ... + 46464137555.

Almost surely, 2^{102221100202100} is an apocalyptic number.

102221100202100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102221100202100 is an abundant number, since it is smaller than the sum of its proper divisors (139764122460748).

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

102221100202100 is a wasteful number, since it uses less digits than its factorization.

102221100202100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92928272936 (or 92928272929 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 102221100202100 its reverse (1202001122201), we get a palindrome (103423101324301).

The spelling of 102221100202100 in words is "one hundred two trillion, two hundred twenty-one billion, one hundred million, two hundred two thousand, one hundred".