22320211169 has 2 divisors, whose sum is σ = 22320211170. Its totient is φ = 22320211168.

The previous prime is 22320211163. The next prime is 22320211171. The reversal of 22320211169 is 96111202322.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 14367138769 + 7953072400 = 119863^2 + 89180^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22320211169 is a prime.

It is a super-3 number, since 3×22320211169³ (a number of 32 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Sophie Germain prime.

Together with 22320211171, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (22320211163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11160105584 + 11160105585.

It is an arithmetic number, because the mean of its divisors is an integer number (11160105585).

Almost surely, 2^22320211169 is an apocalyptic number.

It is an amenable number.

22320211169 is a deficient number, since it is larger than the sum of its proper divisors (1).

22320211169 is an equidigital number, since it uses as much as digits as its factorization.

22320211169 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 29.

The spelling of 22320211169 in words is "twenty-two billion, three hundred twenty million, two hundred eleven thousand, one hundred sixty-nine".