201010210101317 has 2 divisors, whose sum is σ = 201010210101318. Its totient is φ = 201010210101316.

The previous prime is 201010210101299. The next prime is 201010210101431. The reversal of 201010210101317 is 713101012010102.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 162021687543076 + 38988522558241 = 12728774^2 + 6244079^2 .

It is a cyclic number.

It is not a de Polignac number, because 201010210101317 - 2²⁸ = 201009941665861 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (201010210101017) 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, 100505105050658 + 100505105050659.

It is an arithmetic number, because the mean of its divisors is an integer number (100505105050659).

Almost surely, 2^{201010210101317} is an apocalyptic number.

It is an amenable number.

201010210101317 is a deficient number, since it is larger than the sum of its proper divisors (1).

201010210101317 is an equidigital number, since it uses as much as digits as its factorization.

201010210101317 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 84, while the sum is 20.

Adding to 201010210101317 its reverse (713101012010102), we get a palindrome (914111222111419).

The spelling of 201010210101317 in words is "two hundred one trillion, ten billion, two hundred ten million, one hundred one thousand, three hundred seventeen".