12011313130109 has 2 divisors, whose sum is σ = 12011313130110. Its totient is φ = 12011313130108.

The previous prime is 12011313130097. The next prime is 12011313130133. The reversal of 12011313130109 is 90103131311021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6278056416025 + 5733256714084 = 2505605^2 + 2394422^2 .

It is a cyclic number.

It is not a de Polignac number, because 12011313130109 - 2¹⁶ = 12011313064573 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12011313130169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6005656565054 + 6005656565055.

It is an arithmetic number, because the mean of its divisors is an integer number (6005656565055).

Almost surely, 2^{12011313130109} is an apocalyptic number.

It is an amenable number.

12011313130109 is a deficient number, since it is larger than the sum of its proper divisors (1).

12011313130109 is an equidigital number, since it uses as much as digits as its factorization.

12011313130109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 486, while the sum is 26.

The spelling of 12011313130109 in words is "twelve trillion, eleven billion, three hundred thirteen million, one hundred thirty thousand, one hundred nine".