102210212020104 has 80 divisors (see below), whose sum is σ = 286284714425820. Its totient is φ = 34069894341120.

The previous prime is 102210212020067. The next prime is 102210212020123. The reversal of 102210212020104 is 401020212012201.

It can be written as a sum of positive squares in 2 ways, for example, as 85929229119204 + 16280982900900 = 9269802^2 + 4034970^2 .

It is a super-2 number, since 2×102210212020104² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 203195532 + ... + 203697924.

Almost surely, 2^{102210212020104} is an apocalyptic number.

It is an amenable number.

102210212020104 is an abundant number, since it is smaller than the sum of its proper divisors (184074502405716).

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

102210212020104 is a wasteful number, since it uses less digits than its factorization.

102210212020104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 816372 (or 816359 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 102210212020104 its reverse (401020212012201), we get a palindrome (503230424032305).

The spelling of 102210212020104 in words is "one hundred two trillion, two hundred ten billion, two hundred twelve million, twenty thousand, one hundred four".