22011102221999 has 12 divisors (see below), whose sum is σ = 24194220634752. Its totient is φ = 20009928190560.

The previous prime is 22011102221993. The next prime is 22011102222001. The reversal of 22011102221999 is 99912220111022.

It is a de Polignac number, because none of the positive numbers 2^k-22011102221999 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 (22011102221993) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15451634 + ... + 16815920.

It is an arithmetic number, because the mean of its divisors is an integer number (2016185052896).

Almost surely, 2^{22011102221999} is an apocalyptic number.

22011102221999 is a deficient number, since it is larger than the sum of its proper divisors (2183118412753).

22011102221999 is a wasteful number, since it uses less digits than its factorization.

22011102221999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1497646 (or 1497635 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 41.

The spelling of 22011102221999 in words is "twenty-two trillion, eleven billion, one hundred two million, two hundred twenty-one thousand, nine hundred ninety-nine".