131230302112009 has 2 divisors, whose sum is σ = 131230302112010. Its totient is φ = 131230302112008.

The previous prime is 131230302111919. The next prime is 131230302112027. The reversal of 131230302112009 is 900211203032131.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 87564677760000 + 43665624352009 = 9357600^2 + 6607997^2 .

It is a cyclic number.

It is not a de Polignac number, because 131230302112009 - 2²⁷ = 131230167894281 is a prime.

It is not a weakly prime, because it can be changed into another prime (131230302112909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65615151056004 + 65615151056005.

It is an arithmetic number, because the mean of its divisors is an integer number (65615151056005).

Almost surely, 2^{131230302112009} is an apocalyptic number.

It is an amenable number.

131230302112009 is a deficient number, since it is larger than the sum of its proper divisors (1).

131230302112009 is an equidigital number, since it uses as much as digits as its factorization.

131230302112009 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 28.

The spelling of 131230302112009 in words is "one hundred thirty-one trillion, two hundred thirty billion, three hundred two million, one hundred twelve thousand, nine".