2222101122091 has 2 divisors, whose sum is σ = 2222101122092. Its totient is φ = 2222101122090.

The previous prime is 2222101122079. The next prime is 2222101122167. The reversal of 2222101122091 is 1902211012222.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2222101122091 - 2¹⁹ = 2222100597803 is a prime.

It is not a weakly prime, because it can be changed into another prime (2222101122061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1111050561045 + 1111050561046.

It is an arithmetic number, because the mean of its divisors is an integer number (1111050561046).

Almost surely, 2^{2222101122091} is an apocalyptic number.

2222101122091 is a deficient number, since it is larger than the sum of its proper divisors (1).

2222101122091 is an equidigital number, since it uses as much as digits as its factorization.

2222101122091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 25.

The spelling of 2222101122091 in words is "two trillion, two hundred twenty-two billion, one hundred one million, one hundred twenty-two thousand, ninety-one".