22230304443 has 20 divisors (see below), whose sum is σ = 34105756960. Its totient is φ = 14419654992.

The previous prime is 22230304441. The next prime is 22230304451. The reversal of 22230304443 is 34440303222.

It is not a de Polignac number, because 22230304443 - 2¹ = 22230304441 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22230304441) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 3705763 + ... + 3711756.

It is an arithmetic number, because the mean of its divisors is an integer number (1705287848).

Almost surely, 2^22230304443 is an apocalyptic number.

22230304443 is a deficient number, since it is larger than the sum of its proper divisors (11875452517).

22230304443 is an equidigital number, since it uses as much as digits as its factorization.

22230304443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7417568 (or 7417559 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 27.

Adding to 22230304443 its reverse (34440303222), we get a palindrome (56670607665).

The spelling of 22230304443 in words is "twenty-two billion, two hundred thirty million, three hundred four thousand, four hundred forty-three".