12032311200 has 576 divisors, whose sum is σ = 49539329280. Its totient is φ = 2468413440.

The previous prime is 12032311171. The next prime is 12032311219. The reversal of 12032311200 is 211323021.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 12032311200.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 8080056 + ... + 8081544.

It is an arithmetic number, because the mean of its divisors is an integer number (86005780).

Almost surely, 2^12032311200 is an apocalyptic number.

12032311200 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 12032311200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24769664640).

12032311200 is an abundant number, since it is smaller than the sum of its proper divisors (37507018080).

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

12032311200 is a wasteful number, since it uses less digits than its factorization.

12032311200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1569 (or 1556 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 12032311200 its reverse (211323021), we get a palindrome (12243634221).

The spelling of 12032311200 in words is "twelve billion, thirty-two million, three hundred eleven thousand, two hundred".