12103233312017 has 2 divisors, whose sum is σ = 12103233312018. Its totient is φ = 12103233312016.

The previous prime is 12103233311993. The next prime is 12103233312047. The reversal of 12103233312017 is 71021333230121.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11036906529856 + 1066326782161 = 3322184^2 + 1032631^2 .

It is a cyclic number.

It is not a de Polignac number, because 12103233312017 - 2¹⁴ = 12103233295633 is a prime.

It is not a weakly prime, because it can be changed into another prime (12103233312047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6051616656008 + 6051616656009.

It is an arithmetic number, because the mean of its divisors is an integer number (6051616656009).

Almost surely, 2^{12103233312017} is an apocalyptic number.

It is an amenable number.

12103233312017 is a deficient number, since it is larger than the sum of its proper divisors (1).

12103233312017 is an equidigital number, since it uses as much as digits as its factorization.

12103233312017 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4536, while the sum is 29.

Adding to 12103233312017 its reverse (71021333230121), we get a palindrome (83124566542138).

The spelling of 12103233312017 in words is "twelve trillion, one hundred three billion, two hundred thirty-three million, three hundred twelve thousand, seventeen".