22813208999 has 16 divisors (see below), whose sum is σ = 26387726400. Its totient is φ = 19317940224.

The previous prime is 22813208987. The next prime is 22813209017. The reversal of 22813208999 is 99980231822.

It is a cyclic number.

It is not a de Polignac number, because 22813208999 - 2²⁴ = 22796431783 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22813208999.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22813208909) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 743147 + ... + 773235.

It is an arithmetic number, because the mean of its divisors is an integer number (1649232900).

Almost surely, 2^22813208999 is an apocalyptic number.

22813208999 is a deficient number, since it is larger than the sum of its proper divisors (3574517401).

22813208999 is a wasteful number, since it uses less digits than its factorization.

22813208999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31402.

The product of its (nonzero) digits is 1119744, while the sum is 53.

The spelling of 22813208999 in words is "twenty-two billion, eight hundred thirteen million, two hundred eight thousand, nine hundred ninety-nine".