320044331130 has 32 divisors (see below), whose sum is σ = 769772602368. Its totient is φ = 85160020800.

The previous prime is 320044331051. The next prime is 320044331141. The reversal of 320044331130 is 31133440023.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 320044331130.

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, 11556826 + ... + 11584485.

It is an arithmetic number, because the mean of its divisors is an integer number (24055393824).

Almost surely, 2^320044331130 is an apocalyptic number.

320044331130 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

320044331130 is an abundant number, since it is smaller than the sum of its proper divisors (449728271238).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

320044331130 is a wasteful number, since it uses less digits than its factorization.

320044331130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23141782.

The product of its (nonzero) digits is 2592, while the sum is 24.

Adding to 320044331130 its reverse (31133440023), we get a palindrome (351177771153).

The spelling of 320044331130 in words is "three hundred twenty billion, forty-four million, three hundred thirty-one thousand, one hundred thirty".