131344544121113 has 2 divisors, whose sum is σ = 131344544121114. Its totient is φ = 131344544121112.

The previous prime is 131344544121097. The next prime is 131344544121127. The reversal of 131344544121113 is 311121445443131.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 116481768899584 + 14862775221529 = 10792672^2 + 3855227^2 .

It is a cyclic number.

It is not a de Polignac number, because 131344544121113 - 2⁴ = 131344544121097 is a prime.

It is a super-2 number, since 2×131344544121113² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (131344544111113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65672272060556 + 65672272060557.

It is an arithmetic number, because the mean of its divisors is an integer number (65672272060557).

Almost surely, 2^{131344544121113} is an apocalyptic number.

It is an amenable number.

131344544121113 is a deficient number, since it is larger than the sum of its proper divisors (1).

131344544121113 is an equidigital number, since it uses as much as digits as its factorization.

131344544121113 is an evil number, because the sum of its binary digits is even.

The product of its digits is 69120, while the sum is 38.

Adding to 131344544121113 its reverse (311121445443131), we get a palindrome (442465989564244).

The spelling of 131344544121113 in words is "one hundred thirty-one trillion, three hundred forty-four billion, five hundred forty-four million, one hundred twenty-one thousand, one hundred thirteen".