120320304 has 160 divisors (see below), whose sum is σ = 355185600. Its totient is φ = 34836480.

The previous prime is 120320303. The next prime is 120320309. The reversal of 120320304 is 403023021.

It is not an unprimeable number, because it can be changed into a prime (120320303) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1103802 + ... + 1103910.

It is an arithmetic number, because the mean of its divisors is an integer number (2219910).

Almost surely, 2^120320304 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 120320304, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (177592800).

120320304 is an abundant number, since it is smaller than the sum of its proper divisors (234865296).

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

120320304 is a wasteful number, since it uses less digits than its factorization.

120320304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 223 (or 217 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 120320304 is about 10969.0612178071. The cubic root of 120320304 is about 493.6808791988.

Adding to 120320304 its reverse (403023021), we get a palindrome (523343325).

The spelling of 120320304 in words is "one hundred twenty million, three hundred twenty thousand, three hundred four".