112221120191 has 2 divisors, whose sum is σ = 112221120192. Its totient is φ = 112221120190.

The previous prime is 112221120181. The next prime is 112221120233. The reversal of 112221120191 is 191021122211.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 112221120191 - 2⁶ = 112221120127 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (112221120101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56110560095 + 56110560096.

It is an arithmetic number, because the mean of its divisors is an integer number (56110560096).

Almost surely, 2^112221120191 is an apocalyptic number.

112221120191 is a deficient number, since it is larger than the sum of its proper divisors (1).

112221120191 is an equidigital number, since it uses as much as digits as its factorization.

112221120191 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 23.

The spelling of 112221120191 in words is "one hundred twelve billion, two hundred twenty-one million, one hundred twenty thousand, one hundred ninety-one".