232203241155257 has 2 divisors, whose sum is σ = 232203241155258. Its totient is φ = 232203241155256.

The previous prime is 232203241155253. The next prime is 232203241155331. The reversal of 232203241155257 is 752551142302232.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 232188232700176 + 15008455081 = 15237724^2 + 122509^2 .

It is a cyclic number.

It is not a de Polignac number, because 232203241155257 - 2² = 232203241155253 is a prime.

It is not a weakly prime, because it can be changed into another prime (232203241155253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 116101620577628 + 116101620577629.

It is an arithmetic number, because the mean of its divisors is an integer number (116101620577629).

Almost surely, 2^{232203241155257} is an apocalyptic number.

It is an amenable number.

232203241155257 is a deficient number, since it is larger than the sum of its proper divisors (1).

232203241155257 is an equidigital number, since it uses as much as digits as its factorization.

232203241155257 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1008000, while the sum is 44.

Adding to 232203241155257 its reverse (752551142302232), we get a palindrome (984754383457489).

The spelling of 232203241155257 in words is "two hundred thirty-two trillion, two hundred three billion, two hundred forty-one million, one hundred fifty-five thousand, two hundred fifty-seven".