22200021112211 has 2 divisors, whose sum is σ = 22200021112212. Its totient is φ = 22200021112210.

The previous prime is 22200021112153. The next prime is 22200021112231. The reversal of 22200021112211 is 11221112000222.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22200021112211 is a prime.

It is a super-2 number, since 2×22200021112211² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 22200021112211.

It is not a weakly prime, because it can be changed into another prime (22200021112231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11100010556105 + 11100010556106.

It is an arithmetic number, because the mean of its divisors is an integer number (11100010556106).

Almost surely, 2^{22200021112211} is an apocalyptic number.

22200021112211 is a deficient number, since it is larger than the sum of its proper divisors (1).

22200021112211 is an equidigital number, since it uses as much as digits as its factorization.

22200021112211 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 22200021112211 its reverse (11221112000222), we get a palindrome (33421133112433).

The spelling of 22200021112211 in words is "twenty-two trillion, two hundred billion, twenty-one million, one hundred twelve thousand, two hundred eleven".