22442430244343 has 4 divisors (see below), whose sum is σ = 22989806591808. Its totient is φ = 21895053896880.

The previous prime is 22442430244331. The next prime is 22442430244373. The reversal of 22442430244343 is 34344203424422.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 22442430244343 - 2¹⁰ = 22442430243319 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (41), and also a Moran number because the ratio is a prime number: 547376347423 = 22442430244343 / (2 + 2 + 4 + 4 + 2 + 4 + 3 + 0 + 2 + 4 + 4 + 3 + 4 + 3).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22442430244343.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22442430244303) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 273688173671 + ... + 273688173752.

It is an arithmetic number, because the mean of its divisors is an integer number (5747451647952).

Almost surely, 2^{22442430244343} is an apocalyptic number.

22442430244343 is a deficient number, since it is larger than the sum of its proper divisors (547376347465).

22442430244343 is an equidigital number, since it uses as much as digits as its factorization.

22442430244343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 547376347464.

The product of its (nonzero) digits is 1769472, while the sum is 41.

Adding to 22442430244343 its reverse (34344203424422), we get a palindrome (56786633668765).

The spelling of 22442430244343 in words is "twenty-two trillion, four hundred forty-two billion, four hundred thirty million, two hundred forty-four thousand, three hundred forty-three".