111330113112 has 96 divisors (see below), whose sum is σ = 313399784880. Its totient is φ = 35671968000.

The previous prime is 111330113057. The next prime is 111330113119. The reversal of 111330113112 is 211311033111.

111330113112 is a `hidden beast` number, since 1 + 11 + 330 + 11 + 311 + 2 = 666.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111330113119) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 30639 + ... + 472862.

Almost surely, 2^111330113112 is an apocalyptic number.

111330113112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 111330113112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (156699892440).

111330113112 is an abundant number, since it is smaller than the sum of its proper divisors (202069671768).

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

111330113112 is a wasteful number, since it uses less digits than its factorization.

111330113112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 503633 (or 503626 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 18.

Adding to 111330113112 its reverse (211311033111), we get a palindrome (322641146223).

The spelling of 111330113112 in words is "one hundred eleven billion, three hundred thirty million, one hundred thirteen thousand, one hundred twelve".