131103222011213 has 2 divisors, whose sum is σ = 131103222011214. Its totient is φ = 131103222011212.

The previous prime is 131103222011191. The next prime is 131103222011219. The reversal of 131103222011213 is 312110222301131.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 80093872432324 + 51009349578889 = 8949518^2 + 7142083^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-131103222011213 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (131103222011219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65551611005606 + 65551611005607.

It is an arithmetic number, because the mean of its divisors is an integer number (65551611005607).

Almost surely, 2^{131103222011213} is an apocalyptic number.

It is an amenable number.

131103222011213 is a deficient number, since it is larger than the sum of its proper divisors (1).

131103222011213 is an equidigital number, since it uses as much as digits as its factorization.

131103222011213 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 23.

Adding to 131103222011213 its reverse (312110222301131), we get a palindrome (443213444312344).

The spelling of 131103222011213 in words is "one hundred thirty-one trillion, one hundred three billion, two hundred twenty-two million, eleven thousand, two hundred thirteen".