31332002332 has 12 divisors (see below), whose sum is σ = 55491619176. Its totient is φ = 15477254000.

The previous prime is 31332002321. The next prime is 31332002347. The reversal of 31332002332 is 23320023313.

It is a super-4 number, since 4×31332002332⁴ (a number of 43 digits) contains 4444 as substring.

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, 47186419 + ... + 47187082.

It is an arithmetic number, because the mean of its divisors is an integer number (4624301598).

Almost surely, 2^31332002332 is an apocalyptic number.

It is an amenable number.

31332002332 is a deficient number, since it is larger than the sum of its proper divisors (24159616844).

31332002332 is a wasteful number, since it uses less digits than its factorization.

31332002332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94373588 (or 94373586 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 22.

Adding to 31332002332 its reverse (23320023313), we get a palindrome (54652025645).

The spelling of 31332002332 in words is "thirty-one billion, three hundred thirty-two million, two thousand, three hundred thirty-two".