21032611623012 has 48 divisors (see below), whose sum is σ = 53537887210752. Its totient is φ = 6373479346080.

The previous prime is 21032611622989. The next prime is 21032611623013.

21032611623012 is nontrivially palindromic in base 10.

It is not an unprimeable number, because it can be changed into a prime (21032611623013) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26626783 + ... + 27405305.

It is an arithmetic number, because the mean of its divisors is an integer number (1115372650224).

Almost surely, 2^{21032611623012} is an apocalyptic number.

21032611623012 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

21032611623012 is an abundant number, since it is smaller than the sum of its proper divisors (32505275587740).

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

21032611623012 is a wasteful number, since it uses less digits than its factorization.

21032611623012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 983208 (or 983206 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 30.

It can be divided in two parts, 2103261 and 1623012, that added together give a palindrome (3726273).

The spelling of 21032611623012 in words is "twenty-one trillion, thirty-two billion, six hundred eleven million, six hundred twenty-three thousand, twelve".