12033003312 has 60 divisors (see below), whose sum is σ = 36737128584. Its totient is φ = 3646364160.

The previous prime is 12033003293. The next prime is 12033003329. The reversal of 12033003312 is 21330033021.

12033003312 is a `hidden beast` number, since 1 + 2 + 0 + 330 + 0 + 331 + 2 = 666.

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

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3796713 + ... + 3799880.

Almost surely, 2^12033003312 is an apocalyptic number.

12033003312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12033003312 is an abundant number, since it is smaller than the sum of its proper divisors (24704125272).

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

12033003312 is a wasteful number, since it uses less digits than its factorization.

12033003312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7596618 (or 7596609 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 18.

Adding to 12033003312 its reverse (21330033021), we get a palindrome (33363036333).

The spelling of 12033003312 in words is "twelve billion, thirty-three million, three thousand, three hundred twelve".