31120022323000 has 64 divisors (see below), whose sum is σ = 78422456286720. Its totient is φ = 11490469776000.

The previous prime is 31120022322971. The next prime is 31120022323141. The reversal of 31120022323000 is 32322002113.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1196910936 + ... + 1196936935.

It is an arithmetic number, because the mean of its divisors is an integer number (1225350879480).

Almost surely, 2^{31120022323000} is an apocalyptic number.

It is an amenable number.

31120022323000 is an abundant number, since it is smaller than the sum of its proper divisors (47302433963720).

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

31120022323000 is a wasteful number, since it uses less digits than its factorization.

31120022323000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2393847905 (or 2393847891 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 31120022323000 its reverse (32322002113), we get a palindrome (31152344325113).

The spelling of 31120022323000 in words is "thirty-one trillion, one hundred twenty billion, twenty-two million, three hundred twenty-three thousand".