22022220443 has 16 divisors (see below), whose sum is σ = 22347126912. Its totient is φ = 21700224000.

The previous prime is 22022220421. The next prime is 22022220511. The reversal of 22022220443 is 34402222022.

It is a cyclic number.

It is not a de Polignac number, because 22022220443 - 2¹⁰ = 22022219419 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22022220743) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19099355 + ... + 19100507.

It is an arithmetic number, because the mean of its divisors is an integer number (1396695432).

Almost surely, 2^22022220443 is an apocalyptic number.

22022220443 is a deficient number, since it is larger than the sum of its proper divisors (324906469).

22022220443 is a wasteful number, since it uses less digits than its factorization.

22022220443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2186.

The product of its (nonzero) digits is 3072, while the sum is 23.

Adding to 22022220443 its reverse (34402222022), we get a palindrome (56424442465).

The spelling of 22022220443 in words is "twenty-two billion, twenty-two million, two hundred twenty thousand, four hundred forty-three".