320529819122 has 6 divisors (see below), whose sum is σ = 480795929679. Its totient is φ = 160264509230.

The previous prime is 320529819119. The next prime is 320529819271. The reversal of 320529819122 is 221918925023.

It can be written as a sum of positive squares in only one way, i.e., 160264909561 + 160264909561 = 400331^2 + 400331^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=400331.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 600497 + ... + 1000827.

Almost surely, 2^320529819122 is an apocalyptic number.

320529819122 is a deficient number, since it is larger than the sum of its proper divisors (160266110557).

320529819122 is an frugal number, since it uses more digits than its factorization.

320529819122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 800664 (or 400333 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 44.

The spelling of 320529819122 in words is "three hundred twenty billion, five hundred twenty-nine million, eight hundred nineteen thousand, one hundred twenty-two".