13312600123 has 4 divisors (see below), whose sum is σ = 13891408848. Its totient is φ = 12733791400.

The previous prime is 13312600109. The next prime is 13312600129. The reversal of 13312600123 is 32100621331.

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-13312600123 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13312600094 and 13312600103.

It is not an unprimeable number, because it can be changed into a prime (13312600129) 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, 289404328 + ... + 289404373.

It is an arithmetic number, because the mean of its divisors is an integer number (3472852212).

Almost surely, 2^13312600123 is an apocalyptic number.

13312600123 is a deficient number, since it is larger than the sum of its proper divisors (578808725).

13312600123 is an equidigital number, since it uses as much as digits as its factorization.

13312600123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 578808724.

The product of its (nonzero) digits is 648, while the sum is 22.

The spelling of 13312600123 in words is "thirteen billion, three hundred twelve million, six hundred thousand, one hundred twenty-three".