22112110110091 has 2 divisors, whose sum is σ = 22112110110092. Its totient is φ = 22112110110090.

The previous prime is 22112110110073. The next prime is 22112110110119. The reversal of 22112110110091 is 19001101121122.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22112110110091 - 2⁵ = 22112110110059 is a prime.

It is a super-2 number, since 2×22112110110091² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (22112110110071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11056055055045 + 11056055055046.

It is an arithmetic number, because the mean of its divisors is an integer number (11056055055046).

Almost surely, 2^{22112110110091} is an apocalyptic number.

22112110110091 is a deficient number, since it is larger than the sum of its proper divisors (1).

22112110110091 is an equidigital number, since it uses as much as digits as its factorization.

22112110110091 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72, while the sum is 22.

The spelling of 22112110110091 in words is "twenty-two trillion, one hundred twelve billion, one hundred ten million, one hundred ten thousand, ninety-one".