21323033032312 has 16 divisors (see below), whose sum is σ = 43615294839000. Its totient is φ = 9692287741920.

The previous prime is 21323033032309. The next prime is 21323033032333.

21323033032312 is nontrivially palindromic in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 121153596687 + ... + 121153596862.

Almost surely, 2^{21323033032312} is an apocalyptic number.

21323033032312 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

21323033032312 is an abundant number, since it is smaller than the sum of its proper divisors (22292261806688).

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

21323033032312 is a wasteful number, since it uses less digits than its factorization.

21323033032312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 242307193566 (or 242307193562 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 28.

It can be divided in two parts, 2132303 and 3032312, that added together give a palindrome (5164615).

The spelling of 21323033032312 in words is "twenty-one trillion, three hundred twenty-three billion, thirty-three million, thirty-two thousand, three hundred twelve".