200131022112021 has 128 divisors (see below), whose sum is σ = 421501783449600. Its totient is φ = 90321810324480.

The previous prime is 200131022112019. The next prime is 200131022112079. The reversal of 200131022112021 is 120211220131002.

200131022112021 is a `hidden beast` number, since 200 + 1 + 310 + 22 + 112 + 0 + 21 = 666.

It is not a de Polignac number, because 200131022112021 - 2¹ = 200131022112019 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 200131022111985 and 200131022112003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200131022112001) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 217330401 + ... + 218249318.

It is an arithmetic number, because the mean of its divisors is an integer number (3292982683200).

Almost surely, 2^{200131022112021} is an apocalyptic number.

200131022112021 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

200131022112021 is an abundant number, since it is smaller than the sum of its proper divisors (221370761337579).

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

200131022112021 is a wasteful number, since it uses less digits than its factorization.

200131022112021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 435579776 (or 435579770 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 200131022112021 its reverse (120211220131002), we get a palindrome (320342242243023).

The spelling of 200131022112021 in words is "two hundred trillion, one hundred thirty-one billion, twenty-two million, one hundred twelve thousand, twenty-one".