22355012369 has 2 divisors, whose sum is σ = 22355012370. Its totient is φ = 22355012368.

The previous prime is 22355012327. The next prime is 22355012371. The reversal of 22355012369 is 96321055322.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 14538330625 + 7816681744 = 120575^2 + 88412^2 .

It is a cyclic number.

It is not a de Polignac number, because 22355012369 - 2¹⁶ = 22354946833 is a prime.

It is a super-2 number, since 2×22355012369² (a number of 21 digits) contains 22 as substring.

Together with 22355012371, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (22355014369) 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, 11177506184 + 11177506185.

It is an arithmetic number, because the mean of its divisors is an integer number (11177506185).

Almost surely, 2^22355012369 is an apocalyptic number.

It is an amenable number.

22355012369 is a deficient number, since it is larger than the sum of its proper divisors (1).

22355012369 is an equidigital number, since it uses as much as digits as its factorization.

22355012369 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 97200, while the sum is 38.

The spelling of 22355012369 in words is "twenty-two billion, three hundred fifty-five million, twelve thousand, three hundred sixty-nine".