232103321 has 2 divisors, whose sum is σ = 232103322. Its totient is φ = 232103320.

The previous prime is 232103317. The next prime is 232103323. The reversal of 232103321 is 123301232.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 138768400 + 93334921 = 11780^2 + 9661^2 .

It is a cyclic number.

It is not a de Polignac number, because 232103321 - 2² = 232103317 is a prime.

It is a Sophie Germain prime.

Together with 232103323, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 232103321.

It is not a weakly prime, because it can be changed into another prime (232103323) by changing a digit.

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 as a sum of consecutive naturals, namely, 116051660 + 116051661.

It is an arithmetic number, because the mean of its divisors is an integer number (116051661).

Almost surely, 2^232103321 is an apocalyptic number.

It is an amenable number.

232103321 is a deficient number, since it is larger than the sum of its proper divisors (1).

232103321 is an equidigital number, since it uses as much as digits as its factorization.

232103321 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 232103321 is about 15234.9375121790. The cubic root of 232103321 is about 614.5545685094.

Adding to 232103321 its reverse (123301232), we get a palindrome (355404553).

The spelling of 232103321 in words is "two hundred thirty-two million, one hundred three thousand, three hundred twenty-one".