102021202101200 has 60 divisors (see below), whose sum is σ = 245107666459488. Its totient is φ = 40808193072000.

The previous prime is 102021202101151. The next prime is 102021202101227. The reversal of 102021202101200 is 2101202120201.

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, 61259525 + ... + 62902875.

Almost surely, 2^{102021202101200} is an apocalyptic number.

102021202101200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102021202101200 is an abundant number, since it is smaller than the sum of its proper divisors (143086464358288).

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

102021202101200 is a wasteful number, since it uses less digits than its factorization.

102021202101200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1798572 (or 1798561 counting only the distinct ones).

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

Adding to 102021202101200 its reverse (2101202120201), we get a palindrome (104122404221401).

The spelling of 102021202101200 in words is "one hundred two trillion, twenty-one billion, two hundred two million, one hundred one thousand, two hundred".