21310003322332 has 24 divisors (see below), whose sum is σ = 41564402767440. Its totient is φ = 9500434917120.

The previous prime is 21310003322327. The next prime is 21310003322339. The reversal of 21310003322332 is 23322330001312.

It is a junction number, because it is equal to n+sod(n) for n = 21310003322297 and 21310003322306.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21310003322339) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8246904019 + ... + 8246906602.

It is an arithmetic number, because the mean of its divisors is an integer number (1731850115310).

Almost surely, 2^{21310003322332} is an apocalyptic number.

It is an amenable number.

21310003322332 is a deficient number, since it is larger than the sum of its proper divisors (20254399445108).

21310003322332 is a wasteful number, since it uses less digits than its factorization.

21310003322332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16493810661 (or 16493810659 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 25.

Adding to 21310003322332 its reverse (23322330001312), we get a palindrome (44632333323644).

The spelling of 21310003322332 in words is "twenty-one trillion, three hundred ten billion, three million, three hundred twenty-two thousand, three hundred thirty-two".