22169441309 has 2 divisors, whose sum is σ = 22169441310. Its totient is φ = 22169441308.

The previous prime is 22169441269. The next prime is 22169441323. The reversal of 22169441309 is 90314496122.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11923548025 + 10245893284 = 109195^2 + 101222^2 .

It is a cyclic number.

It is not a de Polignac number, because 22169441309 - 2²⁸ = 21901005853 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22169441369) 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, 11084720654 + 11084720655.

It is an arithmetic number, because the mean of its divisors is an integer number (11084720655).

Almost surely, 2^22169441309 is an apocalyptic number.

It is an amenable number.

22169441309 is a deficient number, since it is larger than the sum of its proper divisors (1).

22169441309 is an equidigital number, since it uses as much as digits as its factorization.

22169441309 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 93312, while the sum is 41.

The spelling of 22169441309 in words is "twenty-two billion, one hundred sixty-nine million, four hundred forty-one thousand, three hundred nine".