22273816319 has 2 divisors, whose sum is σ = 22273816320. Its totient is φ = 22273816318.

The previous prime is 22273816309. The next prime is 22273816321. The reversal of 22273816319 is 91361837222.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22273816319 - 2⁴ = 22273816303 is a prime.

It is a super-2 number, since 2×22273816319² (a number of 21 digits) contains 22 as substring.

Together with 22273816321, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22273816319.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22273816309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11136908159 + 11136908160.

It is an arithmetic number, because the mean of its divisors is an integer number (11136908160).

Almost surely, 2^22273816319 is an apocalyptic number.

22273816319 is a deficient number, since it is larger than the sum of its proper divisors (1).

22273816319 is an equidigital number, since it uses as much as digits as its factorization.

22273816319 is an evil number, because the sum of its binary digits is even.

The product of its digits is 217728, while the sum is 44.

The spelling of 22273816319 in words is "twenty-two billion, two hundred seventy-three million, eight hundred sixteen thousand, three hundred nineteen".