31020002033132 has 24 divisors (see below), whose sum is σ = 62173999781376. Its totient is φ = 13265573218128.

The previous prime is 31020002033129. The next prime is 31020002033159. The reversal of 31020002033132 is 23133020002013.

It is a super-2 number, since 2×31020002033132² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1196377118 + ... + 1196403045.

It is an arithmetic number, because the mean of its divisors is an integer number (2590583324224).

Almost surely, 2^{31020002033132} is an apocalyptic number.

It is an amenable number.

31020002033132 is an abundant number, since it is smaller than the sum of its proper divisors (31153997748244).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

31020002033132 is a wasteful number, since it uses less digits than its factorization.

31020002033132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2392780637 (or 2392780635 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 31020002033132 its reverse (23133020002013), we get a palindrome (54153022035145).

The spelling of 31020002033132 in words is "thirty-one trillion, twenty billion, two million, thirty-three thousand, one hundred thirty-two".