232303121 has 2 divisors, whose sum is σ = 232303122. Its totient is φ = 232303120.

The previous prime is 232303117. The next prime is 232303163. The reversal of 232303121 is 121303232.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 229946896 + 2356225 = 15164^2 + 1535^2 .

It is a cyclic number.

It is not a de Polignac number, because 232303121 - 2² = 232303117 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 232303121.

It is not a weakly prime, because it can be changed into another prime (232303111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 116151560 + 116151561.

It is an arithmetic number, because the mean of its divisors is an integer number (116151561).

Almost surely, 2^232303121 is an apocalyptic number.

It is an amenable number.

232303121 is a deficient number, since it is larger than the sum of its proper divisors (1).

232303121 is an equidigital number, since it uses as much as digits as its factorization.

232303121 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 232303121 is about 15241.4933979581. The cubic root of 232303121 is about 614.7308589450.

Adding to 232303121 its reverse (121303232), we get a palindrome (353606353).

The spelling of 232303121 in words is "two hundred thirty-two million, three hundred three thousand, one hundred twenty-one".