31002303223132 has 12 divisors (see below), whose sum is σ = 54254252363416. Its totient is φ = 15501088262160.

The previous prime is 31002303223127. The next prime is 31002303223163. The reversal of 31002303223132 is 23132230320013.

It is a super-2 number, since 2×31002303223132² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 31002303223097 and 31002303223106.

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, 14727594 + ... + 16700497.

Almost surely, 2^{31002303223132} is an apocalyptic number.

It is an amenable number.

31002303223132 is a deficient number, since it is larger than the sum of its proper divisors (23251949140284).

31002303223132 is a wasteful number, since it uses less digits than its factorization.

31002303223132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31674708 (or 31674706 counting only the distinct ones).

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

Adding to 31002303223132 its reverse (23132230320013), we get a palindrome (54134533543145).

The spelling of 31002303223132 in words is "thirty-one trillion, two billion, three hundred three million, two hundred twenty-three thousand, one hundred thirty-two".