331320001023 has 80 divisors (see below), whose sum is σ = 547955144352. Its totient is φ = 197821440000.

The previous prime is 331320001013. The next prime is 331320001037. The reversal of 331320001023 is 320100023133.

331320001023 is a `hidden beast` number, since 331 + 320 + 0 + 0 + 10 + 2 + 3 = 666.

It is not a de Polignac number, because 331320001023 - 2⁴ = 331320001007 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 331320000987 and 331320001005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (331320001013) 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 79 ways as a sum of consecutive naturals, for example, 69008223 + ... + 69013023.

Almost surely, 2^331320001023 is an apocalyptic number.

331320001023 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

331320001023 is a deficient number, since it is larger than the sum of its proper divisors (216635143329).

331320001023 is a wasteful number, since it uses less digits than its factorization.

331320001023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5958 (or 5949 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 18.

Adding to 331320001023 its reverse (320100023133), we get a palindrome (651420024156).

The spelling of 331320001023 in words is "three hundred thirty-one billion, three hundred twenty million, one thousand, twenty-three".