22442004243 has 6 divisors (see below), whose sum is σ = 32416228364. Its totient is φ = 14961336156.

The previous prime is 22442004217. The next prime is 22442004259. The reversal of 22442004243 is 34240024422.

It is not a de Polignac number, because 22442004243 - 2²⁶ = 22374895379 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22442074243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1246778005 + ... + 1246778022.

Almost surely, 2^22442004243 is an apocalyptic number.

22442004243 is a deficient number, since it is larger than the sum of its proper divisors (9974224121).

22442004243 is a wasteful number, since it uses less digits than its factorization.

22442004243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2493556033 (or 2493556030 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 27.

Adding to 22442004243 its reverse (34240024422), we get a palindrome (56682028665).

The spelling of 22442004243 in words is "twenty-two billion, four hundred forty-two million, four thousand, two hundred forty-three".