12103100017 has 2 divisors, whose sum is σ = 12103100018. Its totient is φ = 12103100016.

The previous prime is 12103099999. The next prime is 12103100021. The reversal of 12103100017 is 71000130121.

12103100017 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9975215376 + 2127884641 = 99876^2 + 46129^2 .

It is a cyclic number.

It is not a de Polignac number, because 12103100017 - 2¹¹ = 12103097969 is a prime.

It is not a weakly prime, because it can be changed into another prime (12103100027) 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, 6051550008 + 6051550009.

It is an arithmetic number, because the mean of its divisors is an integer number (6051550009).

Almost surely, 2^12103100017 is an apocalyptic number.

It is an amenable number.

12103100017 is a deficient number, since it is larger than the sum of its proper divisors (1).

12103100017 is an equidigital number, since it uses as much as digits as its factorization.

12103100017 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 42, while the sum is 16.

Adding to 12103100017 its reverse (71000130121), we get a palindrome (83103230138).

The spelling of 12103100017 in words is "twelve billion, one hundred three million, one hundred thousand, seventeen".