320112113120 has 96 divisors (see below), whose sum is σ = 768415455360. Its totient is φ = 125995806720.

The previous prime is 320112113077. The next prime is 320112113137. The reversal of 320112113120 is 21311211023.

It is a super-2 number, since 2×320112113120² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5002286 + ... + 5065874.

It is an arithmetic number, because the mean of its divisors is an integer number (8004327660).

Almost surely, 2^320112113120 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 320112113120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (384207727680).

320112113120 is an abundant number, since it is smaller than the sum of its proper divisors (448303342240).

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

320112113120 is a wasteful number, since it uses less digits than its factorization.

320112113120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64108 (or 64100 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 320112113120 its reverse (21311211023), we get a palindrome (341423324143).

The spelling of 320112113120 in words is "three hundred twenty billion, one hundred twelve million, one hundred thirteen thousand, one hundred twenty".