320322205134 has 24 divisors (see below), whose sum is σ = 703806538032. Its totient is φ = 105270207840.

The previous prime is 320322205109. The next prime is 320322205141. The reversal of 320322205134 is 431502223023.

320322205134 is a `hidden beast` number, since 3 + 2 + 0 + 322 + 205 + 134 = 666.

320322205134 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 320322205098 and 320322205107.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 125320399 + ... + 125322954.

It is an arithmetic number, because the mean of its divisors is an integer number (29325272418).

Almost surely, 2^320322205134 is an apocalyptic number.

320322205134 is an abundant number, since it is smaller than the sum of its proper divisors (383484332898).

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

320322205134 is a wasteful number, since it uses less digits than its factorization.

320322205134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 250643432 (or 250643429 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 27.

Adding to 320322205134 its reverse (431502223023), we get a palindrome (751824428157).

The spelling of 320322205134 in words is "three hundred twenty billion, three hundred twenty-two million, two hundred five thousand, one hundred thirty-four".