31321234708 has 6 divisors (see below), whose sum is σ = 54812160746. Its totient is φ = 15660617352.

The previous prime is 31321234669. The next prime is 31321234751. The reversal of 31321234708 is 80743212313.

It can be written as a sum of positive squares in only one way, i.e., 27538738704 + 3782496004 = 165948^2 + 61502^2 .

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, 3915154335 + ... + 3915154342.

Almost surely, 2^31321234708 is an apocalyptic number.

It is an amenable number.

31321234708 is a deficient number, since it is larger than the sum of its proper divisors (23490926038).

31321234708 is a wasteful number, since it uses less digits than its factorization.

31321234708 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7830308681 (or 7830308679 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 34.

The spelling of 31321234708 in words is "thirty-one billion, three hundred twenty-one million, two hundred thirty-four thousand, seven hundred eight".