22201202120191 has 2 divisors, whose sum is σ = 22201202120192. Its totient is φ = 22201202120190.

The previous prime is 22201202120081. The next prime is 22201202120197. The reversal of 22201202120191 is 19102120210222.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22201202120191 - 2¹¹ = 22201202118143 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22201202120197) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11100601060095 + 11100601060096.

It is an arithmetic number, because the mean of its divisors is an integer number (11100601060096).

Almost surely, 2^{22201202120191} is an apocalyptic number.

22201202120191 is a deficient number, since it is larger than the sum of its proper divisors (1).

22201202120191 is an equidigital number, since it uses as much as digits as its factorization.

22201202120191 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 22201202120191 in words is "twenty-two trillion, two hundred one billion, two hundred two million, one hundred twenty thousand, one hundred ninety-one".