22021120201999 has 8 divisors (see below), whose sum is σ = 23199921706880. Its totient is φ = 20844298215000.

The previous prime is 22021120201991. The next prime is 22021120202023. The reversal of 22021120201999 is 99910202112022.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 22021120201999 - 2³ = 22021120201991 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22021120201991) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 494856627 + ... + 494901124.

It is an arithmetic number, because the mean of its divisors is an integer number (2899990213360).

Almost surely, 2^{22021120201999} is an apocalyptic number.

22021120201999 is a deficient number, since it is larger than the sum of its proper divisors (1178801504881).

22021120201999 is a wasteful number, since it uses less digits than its factorization.

22021120201999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 989758941.

The product of its (nonzero) digits is 23328, while the sum is 40.

The spelling of 22021120201999 in words is "twenty-two trillion, twenty-one billion, one hundred twenty million, two hundred one thousand, nine hundred ninety-nine".