231103601 has 2 divisors, whose sum is σ = 231103602. Its totient is φ = 231103600.

The previous prime is 231103589. The next prime is 231103643. The reversal of 231103601 is 106301132.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 176358400 + 54745201 = 13280^2 + 7399^2 .

It is a cyclic number.

It is not a de Polignac number, because 231103601 - 2¹⁴ = 231087217 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 231103601.

It is not a weakly prime, because it can be changed into another prime (231103501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115551800 + 115551801.

It is an arithmetic number, because the mean of its divisors is an integer number (115551801).

Almost surely, 2^231103601 is an apocalyptic number.

It is an amenable number.

231103601 is a deficient number, since it is larger than the sum of its proper divisors (1).

231103601 is an equidigital number, since it uses as much as digits as its factorization.

231103601 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108, while the sum is 17.

The square root of 231103601 is about 15202.0919941961. The cubic root of 231103601 is about 613.6709581401.

Adding to 231103601 its reverse (106301132), we get a palindrome (337404733).

The spelling of 231103601 in words is "two hundred thirty-one million, one hundred three thousand, six hundred one".