220012322191 has 2 divisors, whose sum is σ = 220012322192. Its totient is φ = 220012322190.

The previous prime is 220012322177. The next prime is 220012322207. The reversal of 220012322191 is 191223210022.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 220012322191 - 2⁹ = 220012321679 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (220012322161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110006161095 + 110006161096.

It is an arithmetic number, because the mean of its divisors is an integer number (110006161096).

Almost surely, 2^220012322191 is an apocalyptic number.

220012322191 is a deficient number, since it is larger than the sum of its proper divisors (1).

220012322191 is an equidigital number, since it uses as much as digits as its factorization.

220012322191 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 25.

The spelling of 220012322191 in words is "two hundred twenty billion, twelve million, three hundred twenty-two thousand, one hundred ninety-one".