131103331211317 has 2 divisors, whose sum is σ = 131103331211318. Its totient is φ = 131103331211316.

The previous prime is 131103331211291. The next prime is 131103331211353. The reversal of 131103331211317 is 713112133301131.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 117723237801156 + 13380093410161 = 10850034^2 + 3657881^2 .

It is a cyclic number.

It is not a de Polignac number, because 131103331211317 - 2¹⁹ = 131103330687029 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (131103331211117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65551665605658 + 65551665605659.

It is an arithmetic number, because the mean of its divisors is an integer number (65551665605659).

Almost surely, 2^{131103331211317} is an apocalyptic number.

It is an amenable number.

131103331211317 is a deficient number, since it is larger than the sum of its proper divisors (1).

131103331211317 is an equidigital number, since it uses as much as digits as its factorization.

131103331211317 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3402, while the sum is 31.

Adding to 131103331211317 its reverse (713112133301131), we get a palindrome (844215464512448).

The spelling of 131103331211317 in words is "one hundred thirty-one trillion, one hundred three billion, three hundred thirty-one million, two hundred eleven thousand, three hundred seventeen".