20000199313 has 2 divisors, whose sum is σ = 20000199314. Its totient is φ = 20000199312.

The previous prime is 20000199283. The next prime is 20000199337. The reversal of 20000199313 is 31399100002.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11987622144 + 8012577169 = 109488^2 + 89513^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20000199313 is a prime.

It is not a weakly prime, because it can be changed into another prime (20000199113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10000099656 + 10000099657.

It is an arithmetic number, because the mean of its divisors is an integer number (10000099657).

Almost surely, 2^20000199313 is an apocalyptic number.

It is an amenable number.

20000199313 is a deficient number, since it is larger than the sum of its proper divisors (1).

20000199313 is an equidigital number, since it uses as much as digits as its factorization.

20000199313 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1458, while the sum is 28.

Adding to 20000199313 its reverse (31399100002), we get a palindrome (51399299315).

The spelling of 20000199313 in words is "twenty billion, one hundred ninety-nine thousand, three hundred thirteen".