320320122130 has 8 divisors (see below), whose sum is σ = 576576219852. Its totient is φ = 128128048848.

The previous prime is 320320122127. The next prime is 320320122139. The reversal of 320320122130 is 31221023023.

It can be written as a sum of positive squares in 2 ways, for example, as 319940690689 + 379431441 = 565633^2 + 19479^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 320320122098 and 320320122107.

It is not an unprimeable number, because it can be changed into a prime (320320122139) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16016006097 + ... + 16016006116.

Almost surely, 2^320320122130 is an apocalyptic number.

320320122130 is a deficient number, since it is larger than the sum of its proper divisors (256256097722).

320320122130 is a wasteful number, since it uses less digits than its factorization.

320320122130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32032012220.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 320320122130 its reverse (31221023023), we get a palindrome (351541145153).

The spelling of 320320122130 in words is "three hundred twenty billion, three hundred twenty million, one hundred twenty-two thousand, one hundred thirty".