12032001200 has 60 divisors (see below), whose sum is σ = 28949863608. Its totient is φ = 4805644800.

The previous prime is 12032001173. The next prime is 12032001203. The reversal of 12032001200 is 210023021.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (12032001203) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 251180 + ... + 295220.

Almost surely, 2^12032001200 is an apocalyptic number.

12032001200 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 12032001200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14474931804).

12032001200 is an abundant number, since it is smaller than the sum of its proper divisors (16917862408).

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

12032001200 is a wasteful number, since it uses less digits than its factorization.

12032001200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44742 (or 44731 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 11.

Adding to 12032001200 its reverse (210023021), we get a palindrome (12242024221).

The spelling of 12032001200 in words is "twelve billion, thirty-two million, one thousand, two hundred".