331100120112 has 40 divisors (see below), whose sum is σ = 855379530480. Its totient is φ = 110361861120.

The previous prime is 331100120107. The next prime is 331100120173. The reversal of 331100120112 is 211021001133.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 331100120091 and 331100120100.

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 7 ways as a sum of consecutive naturals, for example, 1051812 + ... + 1329852.

It is an arithmetic number, because the mean of its divisors is an integer number (21384488262).

Almost surely, 2^331100120112 is an apocalyptic number.

It is an amenable number.

331100120112 is an abundant number, since it is smaller than the sum of its proper divisors (524279410368).

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

331100120112 is a wasteful number, since it uses less digits than its factorization.

331100120112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 302861 (or 302855 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 331100120112 its reverse (211021001133), we get a palindrome (542121121245).

The spelling of 331100120112 in words is "three hundred thirty-one billion, one hundred million, one hundred twenty thousand, one hundred twelve".