20000130302209 has 2 divisors, whose sum is σ = 20000130302210. Its totient is φ = 20000130302208.

The previous prime is 20000130302171. The next prime is 20000130302239. The reversal of 20000130302209 is 90220303100002.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 17210218190400 + 2789912111809 = 4148520^2 + 1670303^2 .

It is a cyclic number.

It is not a de Polignac number, because 20000130302209 - 2¹⁹ = 20000129777921 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 20000130302209.

It is not a weakly prime, because it can be changed into another prime (20000130302239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10000065151104 + 10000065151105.

It is an arithmetic number, because the mean of its divisors is an integer number (10000065151105).

Almost surely, 2^{20000130302209} is an apocalyptic number.

It is an amenable number.

20000130302209 is a deficient number, since it is larger than the sum of its proper divisors (1).

20000130302209 is an equidigital number, since it uses as much as digits as its factorization.

20000130302209 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 22.

The spelling of 20000130302209 in words is "twenty trillion, one hundred thirty million, three hundred two thousand, two hundred nine".