231432013322 has 8 divisors (see below), whose sum is σ = 348142714500. Its totient is φ = 115384441824.

The previous prime is 231432013303. The next prime is 231432013343. The reversal of 231432013322 is 223310234132.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 231246536161 + 185477161 = 480881^2 + 13619^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 231432013291 and 231432013300.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 165781547 + ... + 165782942.

Almost surely, 2^231432013322 is an apocalyptic number.

231432013322 is a deficient number, since it is larger than the sum of its proper divisors (116710701178).

231432013322 is a wasteful number, since it uses less digits than its factorization.

231432013322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 331564840.

The product of its (nonzero) digits is 5184, while the sum is 26.

Adding to 231432013322 its reverse (223310234132), we get a palindrome (454742247454).

The spelling of 231432013322 in words is "two hundred thirty-one billion, four hundred thirty-two million, thirteen thousand, three hundred twenty-two".