320302230130 has 32 divisors (see below), whose sum is σ = 586982602800. Its totient is φ = 125822011392.

The previous prime is 320302230121. The next prime is 320302230151. The reversal of 320302230130 is 31032203023.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 18207993969 + 302094236161 = 134937^2 + 549631^2 .

It is a junction number, because it is equal to n+sod(n) for n = 320302230098 and 320302230107.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1177075 + ... + 1423414.

Almost surely, 2^320302230130 is an apocalyptic number.

320302230130 is a deficient number, since it is larger than the sum of its proper divisors (266680372670).

320302230130 is a wasteful number, since it uses less digits than its factorization.

320302230130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2600718.

The product of its (nonzero) digits is 648, while the sum is 19.

Adding to 320302230130 its reverse (31032203023), we get a palindrome (351334433153).

The spelling of 320302230130 in words is "three hundred twenty billion, three hundred two million, two hundred thirty thousand, one hundred thirty".