13113210109 has 2 divisors, whose sum is σ = 13113210110. Its totient is φ = 13113210108.

The previous prime is 13113210013. The next prime is 13113210161. The reversal of 13113210109 is 90101231131.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12632636025 + 480574084 = 112395^2 + 21922^2 .

It is a cyclic number.

It is not a de Polignac number, because 13113210109 - 2¹⁷ = 13113079037 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13113210109.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13113210709) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6556605054 + 6556605055.

It is an arithmetic number, because the mean of its divisors is an integer number (6556605055).

Almost surely, 2^13113210109 is an apocalyptic number.

It is an amenable number.

13113210109 is a deficient number, since it is larger than the sum of its proper divisors (1).

13113210109 is an equidigital number, since it uses as much as digits as its factorization.

13113210109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 162, while the sum is 22.

The spelling of 13113210109 in words is "thirteen billion, one hundred thirteen million, two hundred ten thousand, one hundred nine".