320310113112 has 192 divisors, whose sum is σ = 967998470400. Its totient is φ = 94864577280.

The previous prime is 320310113107. The next prime is 320310113129. The reversal of 320310113112 is 211311013023.

320310113112 is a `hidden beast` number, since 32 + 0 + 310 + 11 + 311 + 2 = 666.

320310113112 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 8064133 + ... + 8103755.

It is an arithmetic number, because the mean of its divisors is an integer number (5041658700).

Almost surely, 2^320310113112 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 320310113112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (483999235200).

320310113112 is an abundant number, since it is smaller than the sum of its proper divisors (647688357288).

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

320310113112 is a wasteful number, since it uses less digits than its factorization.

320310113112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39878 (or 39871 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 320310113112 its reverse (211311013023), we get a palindrome (531621126135).

The spelling of 320310113112 in words is "three hundred twenty billion, three hundred ten million, one hundred thirteen thousand, one hundred twelve".