331232323 has 2 divisors, whose sum is σ = 331232324. Its totient is φ = 331232322.

The previous prime is 331232299. The next prime is 331232327. The reversal of 331232323 is 323232133.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-331232323 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 331232294 and 331232303.

It is not a weakly prime, because it can be changed into another prime (331232327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 165616161 + 165616162.

It is an arithmetic number, because the mean of its divisors is an integer number (165616162).

Almost surely, 2^331232323 is an apocalyptic number.

331232323 is a deficient number, since it is larger than the sum of its proper divisors (1).

331232323 is an equidigital number, since it uses as much as digits as its factorization.

331232323 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1944, while the sum is 22.

The square root of 331232323 is about 18199.7890921846. The cubic root of 331232323 is about 691.9014437196.

Adding to 331232323 its reverse (323232133), we get a palindrome (654464456).

The spelling of 331232323 in words is "three hundred thirty-one million, two hundred thirty-two thousand, three hundred twenty-three".