31233200122032 has 80 divisors (see below), whose sum is σ = 81288894677760. Its totient is φ = 10333496056576.

The previous prime is 31233200122013. The next prime is 31233200122039. The reversal of 31233200122032 is 23022100233213.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a junction number, because it is equal to n+sod(n) for n = 31233200121993 and 31233200122011.

It is not an unprimeable number, because it can be changed into a prime (31233200122039) 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 15 ways as a sum of consecutive naturals, for example, 20533 + ... + 7903595.

It is an arithmetic number, because the mean of its divisors is an integer number (1016111183472).

Almost surely, 2^{31233200122032} is an apocalyptic number.

It is an amenable number.

31233200122032 is an abundant number, since it is smaller than the sum of its proper divisors (50055694555728).

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

31233200122032 is a wasteful number, since it uses less digits than its factorization.

31233200122032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7883690 (or 7883684 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 24.

Adding to 31233200122032 its reverse (23022100233213), we get a palindrome (54255300355245).

The spelling of 31233200122032 in words is "thirty-one trillion, two hundred thirty-three billion, two hundred million, one hundred twenty-two thousand, thirty-two".