202011131212400 has 30 divisors (see below), whose sum is σ = 485331742738752. Its totient is φ = 80804452484800.

The previous prime is 202011131212379. The next prime is 202011131212403. The reversal of 202011131212400 is 4212131110202.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202011131212403) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 252513913616 + ... + 252513914415.

Almost surely, 2^{202011131212400} is an apocalyptic number.

202011131212400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

202011131212400 is an abundant number, since it is smaller than the sum of its proper divisors (283320611526352).

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

202011131212400 is a wasteful number, since it uses less digits than its factorization.

202011131212400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 505027828049 (or 505027828038 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 202011131212400 its reverse (4212131110202), we get a palindrome (206223262322602).

The spelling of 202011131212400 in words is "two hundred two trillion, eleven billion, one hundred thirty-one million, two hundred twelve thousand, four hundred".