200120012102317 has 2 divisors, whose sum is σ = 200120012102318. Its totient is φ = 200120012102316.

The previous prime is 200120012102183. The next prime is 200120012102333. The reversal of 200120012102317 is 713201210021002.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 191838400129476 + 8281611972841 = 13850574^2 + 2877779^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-200120012102317 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (200120712102317) 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, 100060006051158 + 100060006051159.

It is an arithmetic number, because the mean of its divisors is an integer number (100060006051159).

Almost surely, 2^{200120012102317} is an apocalyptic number.

It is an amenable number.

200120012102317 is a deficient number, since it is larger than the sum of its proper divisors (1).

200120012102317 is an equidigital number, since it uses as much as digits as its factorization.

200120012102317 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 336, while the sum is 22.

Adding to 200120012102317 its reverse (713201210021002), we get a palindrome (913321222123319).

The spelling of 200120012102317 in words is "two hundred trillion, one hundred twenty billion, twelve million, one hundred two thousand, three hundred seventeen".