320032450120 has 64 divisors (see below), whose sum is σ = 728421984000. Its totient is φ = 126532972800.

The previous prime is 320032450109. The next prime is 320032450151. The reversal of 320032450120 is 21054230023.

It is a super-3 number, since 3×320032450120³ (a number of 35 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 320032450091 and 320032450100.

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 15 ways as a sum of consecutive naturals, for example, 2353837 + ... + 2486083.

It is an arithmetic number, because the mean of its divisors is an integer number (11381593500).

Almost surely, 2^320032450120 is an apocalyptic number.

It is an amenable number.

320032450120 is an abundant number, since it is smaller than the sum of its proper divisors (408389533880).

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

320032450120 is a wasteful number, since it uses less digits than its factorization.

320032450120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132958 (or 132954 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 22.

Adding to 320032450120 its reverse (21054230023), we get a palindrome (341086680143).

The spelling of 320032450120 in words is "three hundred twenty billion, thirty-two million, four hundred fifty thousand, one hundred twenty".