320103112013 has 2 divisors, whose sum is σ = 320103112014. Its totient is φ = 320103112012.

The previous prime is 320103112003. The next prime is 320103112019. The reversal of 320103112013 is 310211301023.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 310670234884 + 9432877129 = 557378^2 + 97123^2 .

It is a cyclic number.

It is not a de Polignac number, because 320103112013 - 2⁴ = 320103111997 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 320103111982 and 320103112000.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (320103112019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160051556006 + 160051556007.

It is an arithmetic number, because the mean of its divisors is an integer number (160051556007).

Almost surely, 2^320103112013 is an apocalyptic number.

It is an amenable number.

320103112013 is a deficient number, since it is larger than the sum of its proper divisors (1).

320103112013 is an equidigital number, since it uses as much as digits as its factorization.

320103112013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 320103112013 its reverse (310211301023), we get a palindrome (630314413036).

The spelling of 320103112013 in words is "three hundred twenty billion, one hundred three million, one hundred twelve thousand, thirteen".