22203120233 has 4 divisors (see below), whose sum is σ = 25374994560. Its totient is φ = 19031245908.

The previous prime is 22203120223. The next prime is 22203120239. The reversal of 22203120233 is 33202130222.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 22203120233 - 2²⁰ = 22202071657 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (22203120239) 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, 1585937153 + ... + 1585937166.

It is an arithmetic number, because the mean of its divisors is an integer number (6343748640).

Almost surely, 2^22203120233 is an apocalyptic number.

It is an amenable number.

22203120233 is a deficient number, since it is larger than the sum of its proper divisors (3171874327).

22203120233 is an equidigital number, since it uses as much as digits as its factorization.

22203120233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3171874326.

The product of its (nonzero) digits is 864, while the sum is 20.

Adding to 22203120233 its reverse (33202130222), we get a palindrome (55405250455).

The spelling of 22203120233 in words is "twenty-two billion, two hundred three million, one hundred twenty thousand, two hundred thirty-three".