331020112 has 40 divisors (see below), whose sum is σ = 652636800. Its totient is φ = 162619392.

The previous prime is 331020097. The next prime is 331020119. The reversal of 331020112 is 211020133.

331020112 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 331020092 and 331020101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (331020119) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 324339 + ... + 325357.

It is an arithmetic number, because the mean of its divisors is an integer number (16315920).

Almost surely, 2^331020112 is an apocalyptic number.

It is an amenable number.

331020112 is a deficient number, since it is larger than the sum of its proper divisors (321616688).

331020112 is a wasteful number, since it uses less digits than its factorization.

331020112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1363 (or 1357 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 331020112 is about 18193.9581180127. The cubic root of 331020112 is about 691.7536517172.

Adding to 331020112 its reverse (211020133), we get a palindrome (542040245).

The spelling of 331020112 in words is "three hundred thirty-one million, twenty thousand, one hundred twelve".