131112298950109 has 2 divisors, whose sum is σ = 131112298950110. Its totient is φ = 131112298950108.

The previous prime is 131112298949987. The next prime is 131112298950151. The reversal of 131112298950109 is 901059892211131.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 127715200243225 + 3397098706884 = 11301115^2 + 1843122^2 .

It is a cyclic number.

It is not a de Polignac number, because 131112298950109 - 2¹⁷ = 131112298819037 is a prime.

It is a super-3 number, since 3×131112298950109³ (a number of 43 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (131112298950179) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65556149475054 + 65556149475055.

It is an arithmetic number, because the mean of its divisors is an integer number (65556149475055).

Almost surely, 2^{131112298950109} is an apocalyptic number.

It is an amenable number.

131112298950109 is a deficient number, since it is larger than the sum of its proper divisors (1).

131112298950109 is an equidigital number, since it uses as much as digits as its factorization.

131112298950109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 349920, while the sum is 52.

The spelling of 131112298950109 in words is "one hundred thirty-one trillion, one hundred twelve billion, two hundred ninety-eight million, nine hundred fifty thousand, one hundred nine".