12133323200 has 42 divisors (see below), whose sum is σ = 29855562336. Its totient is φ = 4853328640.

The previous prime is 12133323199. The next prime is 12133323203. The reversal of 12133323200 is 232333121.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12133323203) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3790064 + ... + 3793263.

Almost surely, 2^12133323200 is an apocalyptic number.

12133323200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12133323200 is an abundant number, since it is smaller than the sum of its proper divisors (17722239136).

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

12133323200 is an equidigital number, since it uses as much as digits as its factorization.

12133323200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7583349 (or 7583334 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 12133323200 its reverse (232333121), we get a palindrome (12365656321).

The spelling of 12133323200 in words is "twelve billion, one hundred thirty-three million, three hundred twenty-three thousand, two hundred".