31023132123000 has 64 divisors (see below), whose sum is σ = 96792172233120. Its totient is φ = 8272835232000.

The previous prime is 31023132122993. The next prime is 31023132123073. The reversal of 31023132123000 is 32123132013.

It is a super-2 number, since 2×31023132123000² (a number of 28 digits) contains 22 as substring.

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, 5170519021 + ... + 5170525020.

Almost surely, 2^{31023132123000} is an apocalyptic number.

31023132123000 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

31023132123000 is an abundant number, since it is smaller than the sum of its proper divisors (65769040110120).

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

31023132123000 is a wasteful number, since it uses less digits than its factorization.

31023132123000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10341044065 (or 10341044051 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 31023132123000 its reverse (32123132013), we get a palindrome (31055255255013).

The spelling of 31023132123000 in words is "thirty-one trillion, twenty-three billion, one hundred thirty-two million, one hundred twenty-three thousand".