202020110221200 has 60 divisors (see below), whose sum is σ = 647137753079088. Its totient is φ = 53872029392000.

The previous prime is 202020110221117. The next prime is 202020110221219. The reversal of 202020110221200 is 2122011020202.

It is a tau number, because it is divible by the number of its divisors (60).

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 202020110221200.

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, 84175044726 + ... + 84175047125.

Almost surely, 2^{202020110221200} is an apocalyptic number.

202020110221200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

202020110221200 is an abundant number, since it is smaller than the sum of its proper divisors (445117642857888).

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

202020110221200 is a wasteful number, since it uses less digits than its factorization.

202020110221200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168350091872 (or 168350091861 counting only the distinct ones).

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

Adding to 202020110221200 its reverse (2122011020202), we get a palindrome (204142121241402).

The spelling of 202020110221200 in words is "two hundred two trillion, twenty billion, one hundred ten million, two hundred twenty-one thousand, two hundred".