31102321002332 has 12 divisors (see below), whose sum is σ = 54429151568736. Its totient is φ = 15551134839840.

The previous prime is 31102321002329. The next prime is 31102321002481. The reversal of 31102321002332 is 23320012320113.

It is a junction number, because it is equal to n+sod(n) for n = 31102321002298 and 31102321002307.

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, 3545633 + ... + 8647320.

It is an arithmetic number, because the mean of its divisors is an integer number (4535762630728).

Almost surely, 2^{31102321002332} is an apocalyptic number.

It is an amenable number.

31102321002332 is a deficient number, since it is larger than the sum of its proper divisors (23326830566404).

31102321002332 is a wasteful number, since it uses less digits than its factorization.

31102321002332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12830668 (or 12830666 counting only the distinct ones).

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

Adding to 31102321002332 its reverse (23320012320113), we get a palindrome (54422333322445).

The spelling of 31102321002332 in words is "thirty-one trillion, one hundred two billion, three hundred twenty-one million, two thousand, three hundred thirty-two".