13223108499 has 4 divisors (see below), whose sum is σ = 17630811336. Its totient is φ = 8815405664.

The previous prime is 13223108491. The next prime is 13223108519. The reversal of 13223108499 is 99480132231.

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 13223108499 - 2³ = 13223108491 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13223108499.

It is not an unprimeable number, because it can be changed into a prime (13223108491) 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, 2203851414 + ... + 2203851419.

It is an arithmetic number, because the mean of its divisors is an integer number (4407702834).

Almost surely, 2^13223108499 is an apocalyptic number.

13223108499 is a deficient number, since it is larger than the sum of its proper divisors (4407702837).

13223108499 is an equidigital number, since it uses as much as digits as its factorization.

13223108499 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4407702836.

The product of its (nonzero) digits is 93312, while the sum is 42.

The spelling of 13223108499 in words is "thirteen billion, two hundred twenty-three million, one hundred eight thousand, four hundred ninety-nine".