22203443242231 has 4 divisors (see below), whose sum is σ = 22208219208000. Its totient is φ = 22198667276464.

The previous prime is 22203443242207. The next prime is 22203443242243. The reversal of 22203443242231 is 13224234430222.

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 22203443242231 - 2⁵ = 22203443242199 is a prime.

It is a super-2 number, since 2×22203443242231² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22203443243231) 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, 2387975911 + ... + 2387985208.

It is an arithmetic number, because the mean of its divisors is an integer number (5552054802000).

Almost surely, 2^{22203443242231} is an apocalyptic number.

22203443242231 is a deficient number, since it is larger than the sum of its proper divisors (4775965769).

22203443242231 is an equidigital number, since it uses as much as digits as its factorization.

22203443242231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4775965768.

The product of its (nonzero) digits is 110592, while the sum is 34.

Adding to 22203443242231 its reverse (13224234430222), we get a palindrome (35427677672453).

The spelling of 22203443242231 in words is "twenty-two trillion, two hundred three billion, four hundred forty-three million, two hundred forty-two thousand, two hundred thirty-one".