22797222079 has 2 divisors, whose sum is σ = 22797222080. Its totient is φ = 22797222078.

The previous prime is 22797222061. The next prime is 22797222083. The reversal of 22797222079 is 97022279722.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22797222079 - 2⁵ = 22797222047 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22797222379) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11398611039 + 11398611040.

It is an arithmetic number, because the mean of its divisors is an integer number (11398611040).

Almost surely, 2^22797222079 is an apocalyptic number.

22797222079 is a deficient number, since it is larger than the sum of its proper divisors (1).

22797222079 is an equidigital number, since it uses as much as digits as its factorization.

22797222079 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 889056, while the sum is 49.

The spelling of 22797222079 in words is "twenty-two billion, seven hundred ninety-seven million, two hundred twenty-two thousand, seventy-nine".