31332112320112 has 10 divisors (see below), whose sum is σ = 60705967620248. Its totient is φ = 15666056160048.

The previous prime is 31332112320083. The next prime is 31332112320137. The reversal of 31332112320112 is 21102321123313.

It is a super-2 number, since 2×31332112320112² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 979128509988 + ... + 979128510019.

Almost surely, 2^{31332112320112} is an apocalyptic number.

It is an amenable number.

31332112320112 is a deficient number, since it is larger than the sum of its proper divisors (29373855300136).

31332112320112 is a wasteful number, since it uses less digits than its factorization.

31332112320112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1958257020015 (or 1958257020009 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 25.

Adding to 31332112320112 its reverse (21102321123313), we get a palindrome (52434433443425).

The spelling of 31332112320112 in words is "thirty-one trillion, three hundred thirty-two billion, one hundred twelve million, three hundred twenty thousand, one hundred twelve".