111333000018 has 16 divisors (see below), whose sum is σ = 225348723936. Its totient is φ = 36663879360.

The previous prime is 111333000011. The next prime is 111333000067. The reversal of 111333000018 is 810000333111.

111333000018 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a zygodrome in base 5.

It is a junction number, because it is equal to n+sod(n) for n = 111332999958 and 111333000003.

It is not an unprimeable number, because it can be changed into a prime (111333000011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 111779623 + ... + 111780618.

It is an arithmetic number, because the mean of its divisors is an integer number (14084295246).

Almost surely, 2^111333000018 is an apocalyptic number.

111333000018 is an abundant number, since it is smaller than the sum of its proper divisors (114015723918).

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

111333000018 is a wasteful number, since it uses less digits than its factorization.

111333000018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 223560329.

The product of its (nonzero) digits is 216, while the sum is 21.

Adding to 111333000018 its reverse (810000333111), we get a palindrome (921333333129).

The spelling of 111333000018 in words is "one hundred eleven billion, three hundred thirty-three million, eighteen", and thus it is an aban number.