22012212200191 has 2 divisors, whose sum is σ = 22012212200192. Its totient is φ = 22012212200190.

The previous prime is 22012212200177. The next prime is 22012212200221. The reversal of 22012212200191 is 19100221221022.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22012212200191 - 2¹¹ = 22012212198143 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22012212200291) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11006106100095 + 11006106100096.

It is an arithmetic number, because the mean of its divisors is an integer number (11006106100096).

Almost surely, 2^{22012212200191} is an apocalyptic number.

22012212200191 is a deficient number, since it is larger than the sum of its proper divisors (1).

22012212200191 is an equidigital number, since it uses as much as digits as its factorization.

22012212200191 is an evil number, because the sum of its binary digits is even.

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

The spelling of 22012212200191 in words is "twenty-two trillion, twelve billion, two hundred twelve million, two hundred thousand, one hundred ninety-one".