23320111099 has 4 divisors (see below), whose sum is σ = 23648563440. Its totient is φ = 22991658760.

The previous prime is 23320110973. The next prime is 23320111103. The reversal of 23320111099 is 99011102332.

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 23320111099 - 2¹³ = 23320102907 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 23320111099.

It is not an unprimeable number, because it can be changed into a prime (23320114099) 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, 164226064 + ... + 164226205.

It is an arithmetic number, because the mean of its divisors is an integer number (5912140860).

Almost surely, 2^23320111099 is an apocalyptic number.

23320111099 is a deficient number, since it is larger than the sum of its proper divisors (328452341).

23320111099 is an equidigital number, since it uses as much as digits as its factorization.

23320111099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 328452340.

The product of its (nonzero) digits is 2916, while the sum is 31.

The spelling of 23320111099 in words is "twenty-three billion, three hundred twenty million, one hundred eleven thousand, ninety-nine".