1112011220191 has 2 divisors, whose sum is σ = 1112011220192. Its totient is φ = 1112011220190.

The previous prime is 1112011220161. The next prime is 1112011220207. The reversal of 1112011220191 is 1910221102111.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1112011220191 - 2²¹ = 1112009123039 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1112011220161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 556005610095 + 556005610096.

It is an arithmetic number, because the mean of its divisors is an integer number (556005610096).

Almost surely, 2^{1112011220191} is an apocalyptic number.

1112011220191 is a deficient number, since it is larger than the sum of its proper divisors (1).

1112011220191 is an equidigital number, since it uses as much as digits as its factorization.

1112011220191 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 1112011220191 in words is "one trillion, one hundred twelve billion, eleven million, two hundred twenty thousand, one hundred ninety-one".