22234430443 has 4 divisors (see below), whose sum is σ = 22234772008. Its totient is φ = 22234088880.

The previous prime is 22234430431. The next prime is 22234430453. The reversal of 22234430443 is 34403443222.

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 22234430443 - 2²⁹ = 21697559531 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22234430453) 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, 39498 + ... + 214543.

It is an arithmetic number, because the mean of its divisors is an integer number (5558693002).

Almost surely, 2^22234430443 is an apocalyptic number.

22234430443 is a deficient number, since it is larger than the sum of its proper divisors (341565).

22234430443 is an equidigital number, since it uses as much as digits as its factorization.

22234430443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 341564.

The product of its (nonzero) digits is 55296, while the sum is 31.

Adding to 22234430443 its reverse (34403443222), we get a palindrome (56637873665).

The spelling of 22234430443 in words is "twenty-two billion, two hundred thirty-four million, four hundred thirty thousand, four hundred forty-three".