331320113023 has 4 divisors (see below), whose sum is σ = 331424666560. Its totient is φ = 331215559488.

The previous prime is 331320112997. The next prime is 331320113039. The reversal of 331320113023 is 320311023133.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-331320113023 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 331320112985 and 331320113003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (331320113063) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52272015 + ... + 52278352.

It is an arithmetic number, because the mean of its divisors is an integer number (82856166640).

Almost surely, 2^331320113023 is an apocalyptic number.

331320113023 is a deficient number, since it is larger than the sum of its proper divisors (104553537).

331320113023 is a wasteful number, since it uses less digits than its factorization.

331320113023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104553536.

The product of its (nonzero) digits is 972, while the sum is 22.

Adding to 331320113023 its reverse (320311023133), we get a palindrome (651631136156).

The spelling of 331320113023 in words is "three hundred thirty-one billion, three hundred twenty million, one hundred thirteen thousand, twenty-three".