22442468219 has 2 divisors, whose sum is σ = 22442468220. Its totient is φ = 22442468218.

The previous prime is 22442468173. The next prime is 22442468227. The reversal of 22442468219 is 91286424422.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22442468219 - 2⁸ = 22442467963 is a prime.

It is a super-2 number, since 2×22442468219² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 22442468219.

It is not a weakly prime, because it can be changed into another prime (22442468249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11221234109 + 11221234110.

It is an arithmetic number, because the mean of its divisors is an integer number (11221234110).

Almost surely, 2^22442468219 is an apocalyptic number.

22442468219 is a deficient number, since it is larger than the sum of its proper divisors (1).

22442468219 is an equidigital number, since it uses as much as digits as its factorization.

22442468219 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 442368, while the sum is 44.

The spelling of 22442468219 in words is "twenty-two billion, four hundred forty-two million, four hundred sixty-eight thousand, two hundred nineteen".