12201210032 has 80 divisors (see below), whose sum is σ = 25995479040. Its totient is φ = 5501798400.

The previous prime is 12201210019. The next prime is 12201210067. The reversal of 12201210032 is 23001210221.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 12201209989 and 12201210016.

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 15 ways as a sum of consecutive naturals, for example, 18129248 + ... + 18129920.

It is an arithmetic number, because the mean of its divisors is an integer number (324943488).

Almost surely, 2^12201210032 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12201210032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12997739520).

12201210032 is an abundant number, since it is smaller than the sum of its proper divisors (13794269008).

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

12201210032 is a wasteful number, since it uses less digits than its factorization.

12201210032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1362 (or 1356 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 12201210032 its reverse (23001210221), we get a palindrome (35202420253).

The spelling of 12201210032 in words is "twelve billion, two hundred one million, two hundred ten thousand, thirty-two".