13033013033123 has 4 divisors (see below), whose sum is σ = 13033287211728. Its totient is φ = 13032738854520.

The previous prime is 13033013033111. The next prime is 13033013033129. The reversal of 13033013033123 is 32133031033031.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 13033013033123 - 2²⁴ = 13032996255907 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13033013033092 and 13033013033101.

It is not an unprimeable number, because it can be changed into a prime (13033013033129) 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, 137017988 + ... + 137113073.

It is an arithmetic number, because the mean of its divisors is an integer number (3258321802932).

Almost surely, 2^{13033013033123} is an apocalyptic number.

13033013033123 is a deficient number, since it is larger than the sum of its proper divisors (274178605).

13033013033123 is an equidigital number, since it uses as much as digits as its factorization.

13033013033123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 274178604.

The product of its (nonzero) digits is 4374, while the sum is 26.

Adding to 13033013033123 its reverse (32133031033031), we get a palindrome (45166044066154).

The spelling of 13033013033123 in words is "thirteen trillion, thirty-three billion, thirteen million, thirty-three thousand, one hundred twenty-three".