22052066191 has 2 divisors, whose sum is σ = 22052066192. Its totient is φ = 22052066190.

The previous prime is 22052066177. The next prime is 22052066237. The reversal of 22052066191 is 19166025022.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22052066191 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22052066161) 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, 11026033095 + 11026033096.

It is an arithmetic number, because the mean of its divisors is an integer number (11026033096).

Almost surely, 2^22052066191 is an apocalyptic number.

22052066191 is a deficient number, since it is larger than the sum of its proper divisors (1).

22052066191 is an equidigital number, since it uses as much as digits as its factorization.

22052066191 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12960, while the sum is 34.

The spelling of 22052066191 in words is "twenty-two billion, fifty-two million, sixty-six thousand, one hundred ninety-one".