102020210122200 has 48 divisors (see below), whose sum is σ = 316262651380680. Its totient is φ = 27205389365760.

The previous prime is 102020210122199. The next prime is 102020210122213. The reversal of 102020210122200 is 2221012020201.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 102020210122200.

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, 85016841169 + ... + 85016842368.

Almost surely, 2^{102020210122200} is an apocalyptic number.

102020210122200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102020210122200 is an abundant number, since it is smaller than the sum of its proper divisors (214242441258480).

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

102020210122200 is a wasteful number, since it uses less digits than its factorization.

102020210122200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170033683556 (or 170033683547 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 102020210122200 its reverse (2221012020201), we get a palindrome (104241222142401).

The spelling of 102020210122200 in words is "one hundred two trillion, twenty billion, two hundred ten million, one hundred twenty-two thousand, two hundred".