210231132012 has 54 divisors (see below), whose sum is σ = 584120166084. Its totient is φ = 63706402320.

The previous prime is 210231131959. The next prime is 210231132029.

210231132012 is a `hidden beast` number, since 21 + 0 + 2 + 311 + 320 + 12 = 666.

210231132012 is nontrivially palindromic in base 10.

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 17 ways as a sum of consecutive naturals, for example, 24126858 + ... + 24135569.

Almost surely, 2^210231132012 is an apocalyptic number.

210231132012 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

210231132012 is an abundant number, since it is smaller than the sum of its proper divisors (373889034072).

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

210231132012 is a wasteful number, since it uses less digits than its factorization.

210231132012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48262459 (or 48262443 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

It can be divided in two parts, 210231 and 132012, that added together give a palindrome (342243).

The spelling of 210231132012 in words is "two hundred ten billion, two hundred thirty-one million, one hundred thirty-two thousand, twelve".