320104115213 has 2 divisors, whose sum is σ = 320104115214. Its totient is φ = 320104115212.

The previous prime is 320104115063. The next prime is 320104115237. The reversal of 320104115213 is 312511401023.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 235421951209 + 84682164004 = 485203^2 + 291002^2 .

It is a cyclic number.

It is not a de Polignac number, because 320104115213 - 2¹⁰ = 320104114189 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (320104115813) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160052057606 + 160052057607.

It is an arithmetic number, because the mean of its divisors is an integer number (160052057607).

Almost surely, 2^320104115213 is an apocalyptic number.

It is an amenable number.

320104115213 is a deficient number, since it is larger than the sum of its proper divisors (1).

320104115213 is an equidigital number, since it uses as much as digits as its factorization.

320104115213 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 720, while the sum is 23.

Adding to 320104115213 its reverse (312511401023), we get a palindrome (632615516236).

The spelling of 320104115213 in words is "three hundred twenty billion, one hundred four million, one hundred fifteen thousand, two hundred thirteen".