22320602309 has 2 divisors, whose sum is σ = 22320602310. Its totient is φ = 22320602308.

The previous prime is 22320602263. The next prime is 22320602323. The reversal of 22320602309 is 90320602322.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 21380873284 + 939729025 = 146222^2 + 30655^2 .

It is a cyclic number.

It is not a de Polignac number, because 22320602309 - 2⁸ = 22320602053 is a prime.

It is a super-3 number, since 3×22320602309³ (a number of 32 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22320602329) 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, 11160301154 + 11160301155.

It is an arithmetic number, because the mean of its divisors is an integer number (11160301155).

Almost surely, 2^22320602309 is an apocalyptic number.

It is an amenable number.

22320602309 is a deficient number, since it is larger than the sum of its proper divisors (1).

22320602309 is an equidigital number, since it uses as much as digits as its factorization.

22320602309 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7776, while the sum is 29.

The spelling of 22320602309 in words is "twenty-two billion, three hundred twenty million, six hundred two thousand, three hundred nine".