22108774073 has 2 divisors, whose sum is σ = 22108774074. Its totient is φ = 22108774072.

The previous prime is 22108774067. The next prime is 22108774097. The reversal of 22108774073 is 37047780122.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14861316649 + 7247457424 = 121907^2 + 85132^2 .

It is a cyclic number.

It is not a de Polignac number, because 22108774073 - 2¹⁶ = 22108708537 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22108774073.

It is not a weakly prime, because it can be changed into another prime (22108774003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11054387036 + 11054387037.

It is an arithmetic number, because the mean of its divisors is an integer number (11054387037).

Almost surely, 2^22108774073 is an apocalyptic number.

It is an amenable number.

22108774073 is a deficient number, since it is larger than the sum of its proper divisors (1).

22108774073 is an equidigital number, since it uses as much as digits as its factorization.

22108774073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 131712, while the sum is 41.

The spelling of 22108774073 in words is "twenty-two billion, one hundred eight million, seven hundred seventy-four thousand, seventy-three".