31113322310323 has 24 divisors (see below), whose sum is σ = 36075989460240. Its totient is φ = 26606139179520.

The previous prime is 31113322310311. The next prime is 31113322310327. The reversal of 31113322310323 is 32301322331113.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-31113322310323 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 31113322310291 and 31113322310300.

It is not an unprimeable number, because it can be changed into a prime (31113322310327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2951865 + ... + 8422597.

It is an arithmetic number, because the mean of its divisors is an integer number (1503166227510).

Almost surely, 2^{31113322310323} is an apocalyptic number.

31113322310323 is a deficient number, since it is larger than the sum of its proper divisors (4962667149917).

31113322310323 is a wasteful number, since it uses less digits than its factorization.

31113322310323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5472567 (or 5472550 counting only the distinct ones).

The product of its (nonzero) digits is 5832, while the sum is 28.

Adding to 31113322310323 its reverse (32301322331113), we get a palindrome (63414644641436).

The spelling of 31113322310323 in words is "thirty-one trillion, one hundred thirteen billion, three hundred twenty-two million, three hundred ten thousand, three hundred twenty-three".