22212200112111 has 12 divisors (see below), whose sum is σ = 32121726972192. Its totient is φ = 14790854367456.

The previous prime is 22212200112019. The next prime is 22212200112131. The reversal of 22212200112111 is 11121100221222.

22212200112111 is a `hidden beast` number, since 2 + 221 + 220 + 0 + 11 + 211 + 1 = 666.

It is not a de Polignac number, because 22212200112111 - 2³⁵ = 22177840373743 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22212200112131) 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, 1439911911 + ... + 1439927336.

It is an arithmetic number, because the mean of its divisors is an integer number (2676810581016).

Almost surely, 2^{22212200112111} is an apocalyptic number.

22212200112111 is a deficient number, since it is larger than the sum of its proper divisors (9909526860081).

22212200112111 is a wasteful number, since it uses less digits than its factorization.

22212200112111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2879840110 (or 2879840107 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 22212200112111 its reverse (11121100221222), we get a palindrome (33333300333333).

The spelling of 22212200112111 in words is "twenty-two trillion, two hundred twelve billion, two hundred million, one hundred twelve thousand, one hundred eleven".