320104115225 has 12 divisors (see below), whose sum is σ = 401021158524. Its totient is φ = 253443256320.

The previous prime is 320104115213. The next prime is 320104115237. The reversal of 320104115225 is 522511401023.

It is an interprime number because it is at equal distance from previous prime (320104115213) and next prime (320104115237).

It can be written as a sum of positive squares in 6 ways, for example, as 10616623369 + 309487491856 = 103037^2 + 556316^2 .

It is not a de Polignac number, because 320104115225 - 2³⁴ = 302924246041 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 320104115194 and 320104115203.

It is an unprimeable number.

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 in 11 ways as a sum of consecutive naturals, for example, 65998424 + ... + 66003273.

It is an arithmetic number, because the mean of its divisors is an integer number (33418429877).

Almost surely, 2^320104115225 is an apocalyptic number.

It is an amenable number.

320104115225 is a deficient number, since it is larger than the sum of its proper divisors (80917043299).

320104115225 is a wasteful number, since it uses less digits than its factorization.

320104115225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132001804 (or 132001799 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 26.

Adding to 320104115225 its reverse (522511401023), we get a palindrome (842615516248).

The spelling of 320104115225 in words is "three hundred twenty billion, one hundred four million, one hundred fifteen thousand, two hundred twenty-five".