2131252524400 has 30 divisors (see below), whose sum is σ = 5120334190832. Its totient is φ = 852501009600.

The previous prime is 2131252524347. The next prime is 2131252524409. The reversal of 2131252524400 is 44252521312.

It is a happy number.

It is a super-2 number, since 2×2131252524400² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2131252524409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2664065256 + ... + 2664066055.

Almost surely, 2^{2131252524400} is an apocalyptic number.

2131252524400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2131252524400 is an abundant number, since it is smaller than the sum of its proper divisors (2989081666432).

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

2131252524400 is a wasteful number, since it uses less digits than its factorization.

2131252524400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5328131329 (or 5328131318 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 31.

The spelling of 2131252524400 in words is "two trillion, one hundred thirty-one billion, two hundred fifty-two million, five hundred twenty-four thousand, four hundred".