12033113220 has 48 divisors (see below), whose sum is σ = 37436353920. Its totient is φ = 3208830048.

The previous prime is 12033113203. The next prime is 12033113243. The reversal of 12033113220 is 2231133021.

12033113220 is a `hidden beast` number, since 12 + 0 + 331 + 1 + 322 + 0 = 666.

12033113220 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a junction number, because it is equal to n+sod(n) for n = 12033113193 and 12033113202.

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 15 ways as a sum of consecutive naturals, for example, 11141232 + ... + 11142311.

It is an arithmetic number, because the mean of its divisors is an integer number (779924040).

Almost surely, 2^12033113220 is an apocalyptic number.

12033113220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12033113220 is an abundant number, since it is smaller than the sum of its proper divisors (25403240700).

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

12033113220 is a wasteful number, since it uses less digits than its factorization.

12033113220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22283561 (or 22283553 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 12033113220 its reverse (2231133021), we get a palindrome (14264246241).

The spelling of 12033113220 in words is "twelve billion, thirty-three million, one hundred thirteen thousand, two hundred twenty".