22442074243 has 2 divisors, whose sum is σ = 22442074244. Its totient is φ = 22442074242.

The previous prime is 22442074217. The next prime is 22442074247. The reversal of 22442074243 is 34247024422.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22442074243 - 2²⁵ = 22408519811 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22442074199 and 22442074208.

It is not a weakly prime, because it can be changed into another prime (22442074247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11221037121 + 11221037122.

It is an arithmetic number, because the mean of its divisors is an integer number (11221037122).

Almost surely, 2^22442074243 is an apocalyptic number.

22442074243 is a deficient number, since it is larger than the sum of its proper divisors (1).

22442074243 is an equidigital number, since it uses as much as digits as its factorization.

22442074243 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 86016, while the sum is 34.

Adding to 22442074243 its reverse (34247024422), we get a palindrome (56689098665).

The spelling of 22442074243 in words is "twenty-two billion, four hundred forty-two million, seventy-four thousand, two hundred forty-three".