12201133032 has 128 divisors (see below), whose sum is σ = 37430179200. Its totient is φ = 3697254720.

The previous prime is 12201133013. The next prime is 12201133039. The reversal of 12201133032 is 23033110221.

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

It is a junction number, because it is equal to n+sod(n) for n = 12201132996 and 12201133014.

It is not an unprimeable number, because it can be changed into a prime (12201133039) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 160758 + ... + 224154.

It is an arithmetic number, because the mean of its divisors is an integer number (292423275).

Almost surely, 2^12201133032 is an apocalyptic number.

12201133032 is a gapful number since it is divisible by the number (12) 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 12201133032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18715089600).

12201133032 is an abundant number, since it is smaller than the sum of its proper divisors (25229046168).

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

12201133032 is an equidigital number, since it uses as much as digits as its factorization.

12201133032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63435 (or 63413 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 12201133032 its reverse (23033110221), we get a palindrome (35234243253).

The spelling of 12201133032 in words is "twelve billion, two hundred one million, one hundred thirty-three thousand, thirty-two".