12201201020017 has 2 divisors, whose sum is σ = 12201201020018. Its totient is φ = 12201201020016.

The previous prime is 12201201020011. The next prime is 12201201020039. The reversal of 12201201020017 is 71002010210221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11244748315761 + 956452704256 = 3353319^2 + 977984^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12201201020017 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12201201019976 and 12201201020003.

It is not a weakly prime, because it can be changed into another prime (12201201020011) 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, 6100600510008 + 6100600510009.

It is an arithmetic number, because the mean of its divisors is an integer number (6100600510009).

Almost surely, 2^{12201201020017} is an apocalyptic number.

It is an amenable number.

12201201020017 is a deficient number, since it is larger than the sum of its proper divisors (1).

12201201020017 is an equidigital number, since it uses as much as digits as its factorization.

12201201020017 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 112, while the sum is 19.

Adding to 12201201020017 its reverse (71002010210221), we get a palindrome (83203211230238).

The spelling of 12201201020017 in words is "twelve trillion, two hundred one billion, two hundred one million, twenty thousand, seventeen".