22012122000999 has 16 divisors (see below), whose sum is σ = 31615689911904. Its totient is φ = 13542261072000.

The previous prime is 22012122000901. The next prime is 22012122001109. The reversal of 22012122000999 is 99900022121022.

It is not a de Polignac number, because 22012122000999 - 2²⁴ = 22012105223783 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22012122000599) 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, 76107132 + ... + 76395809.

It is an arithmetic number, because the mean of its divisors is an integer number (1975980619494).

Almost surely, 2^{22012122000999} is an apocalyptic number.

22012122000999 is a deficient number, since it is larger than the sum of its proper divisors (9603567910905).

22012122000999 is a wasteful number, since it uses less digits than its factorization.

22012122000999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152506658.

The product of its (nonzero) digits is 23328, while the sum is 39.

The spelling of 22012122000999 in words is "twenty-two trillion, twelve billion, one hundred twenty-two million, nine hundred ninety-nine", and thus it is an aban number.