21331322010032 has 10 divisors (see below), whose sum is σ = 41329436394468. Its totient is φ = 10665661005008.

The previous prime is 21331322010001. The next prime is 21331322010049. The reversal of 21331322010032 is 23001022313312.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 666603812798 + ... + 666603812829.

Almost surely, 2^{21331322010032} is an apocalyptic number.

It is an amenable number.

21331322010032 is a deficient number, since it is larger than the sum of its proper divisors (19998114384436).

21331322010032 is a wasteful number, since it uses less digits than its factorization.

21331322010032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1333207625635 (or 1333207625629 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 21331322010032 its reverse (23001022313312), we get a palindrome (44332344323344).

The spelling of 21331322010032 in words is "twenty-one trillion, three hundred thirty-one billion, three hundred twenty-two million, ten thousand, thirty-two".