232122122231 has 4 divisors (see below), whose sum is σ = 232200465432. Its totient is φ = 232043779032.

The previous prime is 232122122191. The next prime is 232122122233. The reversal of 232122122231 is 132221221232.

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 232122122231 - 2¹⁰ = 232122121207 is a prime.

It is a super-2 number, since 2×232122122231² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 232122122197 and 232122122206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (232122122233) 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, 39167156 + ... + 39173081.

It is an arithmetic number, because the mean of its divisors is an integer number (58050116358).

Almost surely, 2^232122122231 is an apocalyptic number.

232122122231 is a deficient number, since it is larger than the sum of its proper divisors (78343201).

232122122231 is an equidigital number, since it uses as much as digits as its factorization.

232122122231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78343200.

The product of its digits is 1152, while the sum is 23.

Adding to 232122122231 its reverse (132221221232), we get a palindrome (364343343463).

Subtracting from 232122122231 its reverse (132221221232), we obtain a palindrome (99900900999).

The spelling of 232122122231 in words is "two hundred thirty-two billion, one hundred twenty-two million, one hundred twenty-two thousand, two hundred thirty-one".