320113311113 has 2 divisors, whose sum is σ = 320113311114. Its totient is φ = 320113311112.

The previous prime is 320113311013. The next prime is 320113311143. The reversal of 320113311113 is 311113311023.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 219987264784 + 100126046329 = 469028^2 + 316427^2 .

It is a cyclic number.

It is not a de Polignac number, because 320113311113 - 2⁸ = 320113310857 is a prime.

It is not a weakly prime, because it can be changed into another prime (320113311143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160056655556 + 160056655557.

It is an arithmetic number, because the mean of its divisors is an integer number (160056655557).

Almost surely, 2^320113311113 is an apocalyptic number.

It is an amenable number.

320113311113 is a deficient number, since it is larger than the sum of its proper divisors (1).

320113311113 is an equidigital number, since it uses as much as digits as its factorization.

320113311113 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 20.

Adding to 320113311113 its reverse (311113311023), we get a palindrome (631226622136).

The spelling of 320113311113 in words is "three hundred twenty billion, one hundred thirteen million, three hundred eleven thousand, one hundred thirteen".