1110112002191 has 4 divisors (see below), whose sum is σ = 1116313745400. Its totient is φ = 1103910258984.

The previous prime is 1110112002137. The next prime is 1110112002211. The reversal of 1110112002191 is 1912002110111.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1110112002191 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1110112002491) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3100871336 + ... + 3100871693.

It is an arithmetic number, because the mean of its divisors is an integer number (279078436350).

Almost surely, 2^{1110112002191} is an apocalyptic number.

1110112002191 is a deficient number, since it is larger than the sum of its proper divisors (6201743209).

1110112002191 is an equidigital number, since it uses as much as digits as its factorization.

1110112002191 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6201743208.

The product of its (nonzero) digits is 36, while the sum is 20.

The spelling of 1110112002191 in words is "one trillion, one hundred ten billion, one hundred twelve million, two thousand, one hundred ninety-one".