320341004123200 has 84 divisors (see below), whose sum is σ = 788398310822272. Its totient is φ = 128110517568000.

The previous prime is 320341004123159. The next prime is 320341004123207. The reversal of 320341004123200 is 2321400143023.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is not an unprimeable number, because it can be changed into a prime (320341004123207) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12297864 + ... + 28141063.

Almost surely, 2^{320341004123200} is an apocalyptic number.

It is an amenable number.

320341004123200 is an abundant number, since it is smaller than the sum of its proper divisors (468057306699072).

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

320341004123200 is a wasteful number, since it uses less digits than its factorization.

320341004123200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40443900 (or 40443885 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 320341004123200 its reverse (2321400143023), we get a palindrome (322662404266223).

The spelling of 320341004123200 in words is "three hundred twenty trillion, three hundred forty-one billion, four million, one hundred twenty-three thousand, two hundred".