22033204423 has 4 divisors (see below), whose sum is σ = 22037876208. Its totient is φ = 22028532640.

The previous prime is 22033204393. The next prime is 22033204469. The reversal of 22033204423 is 32440233022.

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 22033204423 - 2⁹ = 22033203911 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22033204723) 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, 2328811 + ... + 2338252.

It is an arithmetic number, because the mean of its divisors is an integer number (5509469052).

Almost surely, 2^22033204423 is an apocalyptic number.

22033204423 is a deficient number, since it is larger than the sum of its proper divisors (4671785).

22033204423 is an equidigital number, since it uses as much as digits as its factorization.

22033204423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4671784.

The product of its (nonzero) digits is 6912, while the sum is 25.

Adding to 22033204423 its reverse (32440233022), we get a palindrome (54473437445).

The spelling of 22033204423 in words is "twenty-two billion, thirty-three million, two hundred four thousand, four hundred twenty-three".