131202121311311 has 2 divisors, whose sum is σ = 131202121311312. Its totient is φ = 131202121311310.

The previous prime is 131202121311293. The next prime is 131202121311343. The reversal of 131202121311311 is 113113121202131.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 131202121311311 - 2³⁴ = 131184941442127 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (131202129311311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65601060655655 + 65601060655656.

It is an arithmetic number, because the mean of its divisors is an integer number (65601060655656).

Almost surely, 2^{131202121311311} is an apocalyptic number.

131202121311311 is a deficient number, since it is larger than the sum of its proper divisors (1).

131202121311311 is an equidigital number, since it uses as much as digits as its factorization.

131202121311311 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 23.

Adding to 131202121311311 its reverse (113113121202131), we get a palindrome (244315242513442).

The spelling of 131202121311311 in words is "one hundred thirty-one trillion, two hundred two billion, one hundred twenty-one million, three hundred eleven thousand, three hundred eleven".