22420312339 has 2 divisors, whose sum is σ = 22420312340. Its totient is φ = 22420312338.

The previous prime is 22420312307. The next prime is 22420312361. The reversal of 22420312339 is 93321302422.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22420312339 - 2⁵ = 22420312307 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22420312339.

It is not a weakly prime, because it can be changed into another prime (22420312139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11210156169 + 11210156170.

It is an arithmetic number, because the mean of its divisors is an integer number (11210156170).

Almost surely, 2^22420312339 is an apocalyptic number.

22420312339 is a deficient number, since it is larger than the sum of its proper divisors (1).

22420312339 is an equidigital number, since it uses as much as digits as its factorization.

22420312339 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15552, while the sum is 31.

The spelling of 22420312339 in words is "twenty-two billion, four hundred twenty million, three hundred twelve thousand, three hundred thirty-nine".