22043234413231 has 4 divisors (see below), whose sum is σ = 22044028992192. Its totient is φ = 22042439834272.

The previous prime is 22043234413219. The next prime is 22043234413243. The reversal of 22043234413231 is 13231443234022.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (22043234413219) and next prime (22043234413243).

It is a cyclic number.

It is not a de Polignac number, because 22043234413231 - 2⁵ = 22043234413199 is a prime.

It is a super-2 number, since 2×22043234413231² (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 (22043234413201) 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, 397247866 + ... + 397303351.

It is an arithmetic number, because the mean of its divisors is an integer number (5511007248048).

Almost surely, 2^{22043234413231} is an apocalyptic number.

22043234413231 is a deficient number, since it is larger than the sum of its proper divisors (794578961).

22043234413231 is an equidigital number, since it uses as much as digits as its factorization.

22043234413231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 794578960.

The product of its (nonzero) digits is 82944, while the sum is 34.

Adding to 22043234413231 its reverse (13231443234022), we get a palindrome (35274677647253).

The spelling of 22043234413231 in words is "twenty-two trillion, forty-three billion, two hundred thirty-four million, four hundred thirteen thousand, two hundred thirty-one".