1110110012191 has 2 divisors, whose sum is σ = 1110110012192. Its totient is φ = 1110110012190.

The previous prime is 1110110012161. The next prime is 1110110012239. The reversal of 1110110012191 is 1912100110111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1110110012191 - 2⁵ = 1110110012159 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1110110012161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 555055006095 + 555055006096.

It is an arithmetic number, because the mean of its divisors is an integer number (555055006096).

Almost surely, 2^{1110110012191} is an apocalyptic number.

1110110012191 is a deficient number, since it is larger than the sum of its proper divisors (1).

1110110012191 is an equidigital number, since it uses as much as digits as its factorization.

1110110012191 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18, while the sum is 19.

The spelling of 1110110012191 in words is "one trillion, one hundred ten billion, one hundred ten million, twelve thousand, one hundred ninety-one".