111133233312 has 96 divisors (see below), whose sum is σ = 293220829440. Its totient is φ = 36854737920.

The previous prime is 111133233229. The next prime is 111133233329. The reversal of 111133233312 is 213332331111.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38842762 + ... + 38845622.

It is an arithmetic number, because the mean of its divisors is an integer number (3054383640).

Almost surely, 2^111133233312 is an apocalyptic number.

111133233312 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 111133233312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (146610414720).

111133233312 is an abundant number, since it is smaller than the sum of its proper divisors (182087596128).

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

111133233312 is a wasteful number, since it uses less digits than its factorization.

111133233312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4806 (or 4798 counting only the distinct ones).

The product of its digits is 972, while the sum is 24.

Adding to 111133233312 its reverse (213332331111), we get a palindrome (324465564423).

The spelling of 111133233312 in words is "one hundred eleven billion, one hundred thirty-three million, two hundred thirty-three thousand, three hundred twelve".