131233201012313 has 2 divisors, whose sum is σ = 131233201012314. Its totient is φ = 131233201012312.

The previous prime is 131233201012273. The next prime is 131233201012357. The reversal of 131233201012313 is 313210102332131.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 120717948557584 + 10515252454729 = 10987172^2 + 3242723^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-131233201012313 is a prime.

It is not a weakly prime, because it can be changed into another prime (131233201012393) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65616600506156 + 65616600506157.

It is an arithmetic number, because the mean of its divisors is an integer number (65616600506157).

Almost surely, 2^{131233201012313} is an apocalyptic number.

It is an amenable number.

131233201012313 is a deficient number, since it is larger than the sum of its proper divisors (1).

131233201012313 is an equidigital number, since it uses as much as digits as its factorization.

131233201012313 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1944, while the sum is 26.

Adding to 131233201012313 its reverse (313210102332131), we get a palindrome (444443303344444).

The spelling of 131233201012313 in words is "one hundred thirty-one trillion, two hundred thirty-three billion, two hundred one million, twelve thousand, three hundred thirteen".