320230324130 has 64 divisors (see below), whose sum is σ = 632437359840. Its totient is φ = 116202799104.

The previous prime is 320230324123. The next prime is 320230324157. The reversal of 320230324130 is 31423032023.

It can be written as a sum of positive squares in 16 ways, for example, as 172252391089 + 147977933041 = 415033^2 + 384679^2 .

It is a junction number, because it is equal to n+sod(n) for n = 320230324096 and 320230324105.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2868722 + ... + 2978258.

Almost surely, 2^320230324130 is an apocalyptic number.

320230324130 is a deficient number, since it is larger than the sum of its proper divisors (312207035710).

320230324130 is a wasteful number, since it uses less digits than its factorization.

320230324130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110183.

The product of its (nonzero) digits is 2592, while the sum is 23.

Adding to 320230324130 its reverse (31423032023), we get a palindrome (351653356153).

The spelling of 320230324130 in words is "three hundred twenty billion, two hundred thirty million, three hundred twenty-four thousand, one hundred thirty".