13233563123 has 32 divisors (see below), whose sum is σ = 15182069760. Its totient is φ = 11425428000.

The previous prime is 13233563111. The next prime is 13233563143. The reversal of 13233563123 is 32136533231.

It is a cyclic number.

It is not a de Polignac number, because 13233563123 - 2²² = 13229368819 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13233563123.

It is not an unprimeable number, because it can be changed into a prime (13233563143) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5785286 + ... + 5787572.

It is an arithmetic number, because the mean of its divisors is an integer number (474439680).

Almost surely, 2^13233563123 is an apocalyptic number.

13233563123 is a deficient number, since it is larger than the sum of its proper divisors (1948506637).

13233563123 is a wasteful number, since it uses less digits than its factorization.

13233563123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2639.

The product of its digits is 29160, while the sum is 32.

The spelling of 13233563123 in words is "thirteen billion, two hundred thirty-three million, five hundred sixty-three thousand, one hundred twenty-three".