320043403122 has 128 divisors (see below), whose sum is σ = 724930560000. Its totient is φ = 93739306752.

The previous prime is 320043403117. The next prime is 320043403213. The reversal of 320043403122 is 221304340023.

It is a junction number, because it is equal to n+sod(n) for n = 320043403092 and 320043403101.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 9646879 + ... + 9679997.

It is an arithmetic number, because the mean of its divisors is an integer number (5663520000).

Almost surely, 2^320043403122 is an apocalyptic number.

320043403122 is an abundant number, since it is smaller than the sum of its proper divisors (404887156878).

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

320043403122 is a wasteful number, since it uses less digits than its factorization.

320043403122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33288.

The product of its (nonzero) digits is 3456, while the sum is 24.

Adding to 320043403122 its reverse (221304340023), we get a palindrome (541347743145).

The spelling of 320043403122 in words is "three hundred twenty billion, forty-three million, four hundred three thousand, one hundred twenty-two".