22112002122211 has 2 divisors, whose sum is σ = 22112002122212. Its totient is φ = 22112002122210.

The previous prime is 22112002122157. The next prime is 22112002122263. The reversal of 22112002122211 is 11222120021122.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22112002122211 is a prime.

It is not a weakly prime, because it can be changed into another prime (22112002122811) 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 as a sum of consecutive naturals, namely, 11056001061105 + 11056001061106.

It is an arithmetic number, because the mean of its divisors is an integer number (11056001061106).

Almost surely, 2^{22112002122211} is an apocalyptic number.

22112002122211 is a deficient number, since it is larger than the sum of its proper divisors (1).

22112002122211 is an equidigital number, since it uses as much as digits as its factorization.

22112002122211 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 22112002122211 its reverse (11222120021122), we get a palindrome (33334122143333).

The spelling of 22112002122211 in words is "twenty-two trillion, one hundred twelve billion, two million, one hundred twenty-two thousand, two hundred eleven".