22022012191 has 2 divisors, whose sum is σ = 22022012192. Its totient is φ = 22022012190.

The previous prime is 22022012123. The next prime is 22022012227. The reversal of 22022012191 is 19121022022.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22022012191 - 2⁹ = 22022011679 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22022019191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11011006095 + 11011006096.

It is an arithmetic number, because the mean of its divisors is an integer number (11011006096).

Almost surely, 2^22022012191 is an apocalyptic number.

22022012191 is a deficient number, since it is larger than the sum of its proper divisors (1).

22022012191 is an equidigital number, since it uses as much as digits as its factorization.

22022012191 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 22.

The spelling of 22022012191 in words is "twenty-two billion, twenty-two million, twelve thousand, one hundred ninety-one".