22001022079 has 2 divisors, whose sum is σ = 22001022080. Its totient is φ = 22001022078.

The previous prime is 22001022077. The next prime is 22001022151. The reversal of 22001022079 is 97022010022.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22001022079 - 2¹ = 22001022077 is a prime.

Together with 22001022077, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22001022077) 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, 11000511039 + 11000511040.

It is an arithmetic number, because the mean of its divisors is an integer number (11000511040).

Almost surely, 2^22001022079 is an apocalyptic number.

22001022079 is a deficient number, since it is larger than the sum of its proper divisors (1).

22001022079 is an equidigital number, since it uses as much as digits as its factorization.

22001022079 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1008, while the sum is 25.

The spelling of 22001022079 in words is "twenty-two billion, one million, twenty-two thousand, seventy-nine".