202020023212200 has 144 divisors (see below), whose sum is σ = 679594680327420. Its totient is φ = 53781159352320.

The previous prime is 202020023212153. The next prime is 202020023212393. The reversal of 202020023212200 is 2212320020202.

202020023212200 is a `hidden beast` number, since 2 + 0 + 20 + 200 + 232 + 12 + 200 = 666.

It can be written as a sum of positive squares in 6 ways, for example, as 26898682723236 + 175121340488964 = 5186394^2 + 13233342^2 .

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 35 ways as a sum of consecutive naturals, for example, 93564427 + ... + 95699226.

Almost surely, 2^{202020023212200} is an apocalyptic number.

202020023212200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

202020023212200 is an abundant number, since it is smaller than the sum of its proper divisors (477574657115220).

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

202020023212200 is a wasteful number, since it uses less digits than its factorization.

202020023212200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 189264268 (or 189264256 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

Adding to 202020023212200 its reverse (2212320020202), we get a palindrome (204232343232402).

The spelling of 202020023212200 in words is "two hundred two trillion, twenty billion, twenty-three million, two hundred twelve thousand, two hundred".