12033000000 has 588 divisors, whose sum is σ = 49529366016. Its totient is φ = 2736000000.

The previous prime is 12032999981. The next prime is 12033000011. The reversal of 12033000000 is 33021.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a super Niven number, because it is divisible the sum of any subset of its (nonzero) digits.

It is an unprimeable number.

It is a polite number, since it can be written in 83 ways as a sum of consecutive naturals, for example, 62999905 + ... + 63000095.

Almost surely, 2^12033000000 is an apocalyptic number.

12033000000 is a gapful number since it is divisible by the number (10) 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 12033000000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24764683008).

12033000000 is an abundant number, since it is smaller than the sum of its proper divisors (37496366016).

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

12033000000 is an frugal number, since it uses more digits than its factorization.

12033000000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246 (or 208 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 9.

Adding to 12033000000 its reverse (33021), we get a palindrome (12033033021).

The spelling of 12033000000 in words is "twelve billion, thirty-three million", and thus it is an aban number and an uban number.