131303023111213 has 2 divisors, whose sum is σ = 131303023111214. Its totient is φ = 131303023111212.

The previous prime is 131303023111207. The next prime is 131303023111217. The reversal of 131303023111213 is 312111320303131.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 78523931445129 + 52779091666084 = 8861373^2 + 7264922^2 .

It is an emirp because it is prime and its reverse (312111320303131) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-131303023111213 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (131303023111217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65651511555606 + 65651511555607.

It is an arithmetic number, because the mean of its divisors is an integer number (65651511555607).

Almost surely, 2^{131303023111213} is an apocalyptic number.

It is an amenable number.

131303023111213 is a deficient number, since it is larger than the sum of its proper divisors (1).

131303023111213 is an equidigital number, since it uses as much as digits as its factorization.

131303023111213 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 972, while the sum is 25.

Adding to 131303023111213 its reverse (312111320303131), we get a palindrome (443414343414344).

The spelling of 131303023111213 in words is "one hundred thirty-one trillion, three hundred three billion, twenty-three million, one hundred eleven thousand, two hundred thirteen".