123231034402633 has 4 divisors (see below), whose sum is σ = 123254369199508. Its totient is φ = 123207699605760.

The previous prime is 123231034402583. The next prime is 123231034402669. The reversal of 123231034402633 is 336204430132321.

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

It can be written as a sum of positive squares in 2 ways, for example, as 77942818361529 + 45288216041104 = 8828523^2 + 6729652^2 .

It is a cyclic number.

It is not a de Polignac number, because 123231034402633 - 2⁹ = 123231034402121 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 123231034402592 and 123231034402601.

It is not an unprimeable number, because it can be changed into a prime (123231014402633) 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, 11667390516 + ... + 11667401077.

It is an arithmetic number, because the mean of its divisors is an integer number (30813592299877).

Almost surely, 2^{123231034402633} is an apocalyptic number.

It is an amenable number.

123231034402633 is a deficient number, since it is larger than the sum of its proper divisors (23334796875).

123231034402633 is an equidigital number, since it uses as much as digits as its factorization.

123231034402633 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23334796874.

The product of its (nonzero) digits is 186624, while the sum is 37.

Adding to 123231034402633 its reverse (336204430132321), we get a palindrome (459435464534954).

The spelling of 123231034402633 in words is "one hundred twenty-three trillion, two hundred thirty-one billion, thirty-four million, four hundred two thousand, six hundred thirty-three".