131312100231149 has 2 divisors, whose sum is σ = 131312100231150. Its totient is φ = 131312100231148.

The previous prime is 131312100231133. The next prime is 131312100231229. The reversal of 131312100231149 is 941132001213131.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 108750483722500 + 22561616508649 = 10428350^2 + 4749907^2 .

It is a cyclic number.

It is not a de Polignac number, because 131312100231149 - 2⁴ = 131312100231133 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (131312100231749) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65656050115574 + 65656050115575.

It is an arithmetic number, because the mean of its divisors is an integer number (65656050115575).

Almost surely, 2^{131312100231149} is an apocalyptic number.

It is an amenable number.

131312100231149 is a deficient number, since it is larger than the sum of its proper divisors (1).

131312100231149 is an equidigital number, since it uses as much as digits as its factorization.

131312100231149 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3888, while the sum is 32.

The spelling of 131312100231149 in words is "one hundred thirty-one trillion, three hundred twelve billion, one hundred million, two hundred thirty-one thousand, one hundred forty-nine".