22111102120999 has 4 divisors (see below), whose sum is σ = 22111866367336. Its totient is φ = 22110337874664.

The previous prime is 22111102120993. The next prime is 22111102121039. The reversal of 22111102120999 is 99902120111122.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 22111102120999 - 2⁷ = 22111102120871 is a prime.

It is a super-3 number, since 3×22111102120999³ (a number of 41 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22111102120993) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 382079769 + ... + 382137634.

It is an arithmetic number, because the mean of its divisors is an integer number (5527966591834).

Almost surely, 2^{22111102120999} is an apocalyptic number.

22111102120999 is a deficient number, since it is larger than the sum of its proper divisors (764246337).

22111102120999 is an equidigital number, since it uses as much as digits as its factorization.

22111102120999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 764246336.

The product of its (nonzero) digits is 11664, while the sum is 40.

The spelling of 22111102120999 in words is "twenty-two trillion, one hundred eleven billion, one hundred two million, one hundred twenty thousand, nine hundred ninety-nine".