12110110022191 has 2 divisors, whose sum is σ = 12110110022192. Its totient is φ = 12110110022190.

The previous prime is 12110110022159. The next prime is 12110110022299. The reversal of 12110110022191 is 19122001101121.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12110110022191 - 2⁵ = 12110110022159 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12110180022191) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6055055011095 + 6055055011096.

It is an arithmetic number, because the mean of its divisors is an integer number (6055055011096).

Almost surely, 2^{12110110022191} is an apocalyptic number.

12110110022191 is a deficient number, since it is larger than the sum of its proper divisors (1).

12110110022191 is an equidigital number, since it uses as much as digits as its factorization.

12110110022191 is an odious number, because the sum of its binary digits is odd.

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

The spelling of 12110110022191 in words is "twelve trillion, one hundred ten billion, one hundred ten million, twenty-two thousand, one hundred ninety-one".