22011200121999 has 8 divisors (see below), whose sum is σ = 32016291086592. Its totient is φ = 13340121286040.

The previous prime is 22011200121979. The next prime is 22011200122049. The reversal of 22011200121999 is 99912100211022.

It is a happy number.

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 22011200121999 - 2²⁸ = 22010931686543 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22011200121979) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 333503032119 + ... + 333503032184.

It is an arithmetic number, because the mean of its divisors is an integer number (4002036385824).

Almost surely, 2^{22011200121999} is an apocalyptic number.

22011200121999 is a deficient number, since it is larger than the sum of its proper divisors (10005090964593).

22011200121999 is a wasteful number, since it uses less digits than its factorization.

22011200121999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 667006064317.

The product of its (nonzero) digits is 11664, while the sum is 39.

The spelling of 22011200121999 in words is "twenty-two trillion, eleven billion, two hundred million, one hundred twenty-one thousand, nine hundred ninety-nine".