123302330031031 has 4 divisors (see below), whose sum is σ = 123307486774864. Its totient is φ = 123297173287200.

The previous prime is 123302330030947. The next prime is 123302330031059. The reversal of 123302330031031 is 130130033203321.

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-123302330031031 is a prime.

It is a super-2 number, since 2×123302330031031² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 123302330030987 and 123302330031005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123302390031031) 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, 2578336050 + ... + 2578383871.

It is an arithmetic number, because the mean of its divisors is an integer number (30826871693716).

Almost surely, 2^{123302330031031} is an apocalyptic number.

123302330031031 is a deficient number, since it is larger than the sum of its proper divisors (5156743833).

123302330031031 is an equidigital number, since it uses as much as digits as its factorization.

123302330031031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5156743832.

The product of its (nonzero) digits is 2916, while the sum is 25.

Adding to 123302330031031 its reverse (130130033203321), we get a palindrome (253432363234352).

The spelling of 123302330031031 in words is "one hundred twenty-three trillion, three hundred two billion, three hundred thirty million, thirty-one thousand, thirty-one".