102010921100 has 36 divisors (see below), whose sum is σ = 241487674008. Its totient is φ = 37094880000.

The previous prime is 102010921079. The next prime is 102010921153. The reversal of 102010921100 is 1129010201.

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, 46367501 + ... + 46369700.

Almost surely, 2^102010921100 is an apocalyptic number.

102010921100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102010921100 is an abundant number, since it is smaller than the sum of its proper divisors (139476752908).

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

102010921100 is a wasteful number, since it uses less digits than its factorization.

102010921100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92737226 (or 92737219 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 17.

Adding to 102010921100 its reverse (1129010201), we get a palindrome (103139931301).

The spelling of 102010921100 in words is "one hundred two billion, ten million, nine hundred twenty-one thousand, one hundred".