22022603609 has 2 divisors, whose sum is σ = 22022603610. Its totient is φ = 22022603608.

The previous prime is 22022603599. The next prime is 22022603623. The reversal of 22022603609 is 90630622022.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 21302862025 + 719741584 = 145955^2 + 26828^2 .

It is a cyclic number.

It is not a de Polignac number, because 22022603609 - 2¹² = 22022599513 is a prime.

It is not a weakly prime, because it can be changed into another prime (22022663609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11011301804 + 11011301805.

It is an arithmetic number, because the mean of its divisors is an integer number (11011301805).

Almost surely, 2^22022603609 is an apocalyptic number.

It is an amenable number.

22022603609 is a deficient number, since it is larger than the sum of its proper divisors (1).

22022603609 is an equidigital number, since it uses as much as digits as its factorization.

22022603609 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 32.

The spelling of 22022603609 in words is "twenty-two billion, twenty-two million, six hundred three thousand, six hundred nine".