12201202112202 has 160 divisors (see below), whose sum is σ = 29425267872000. Its totient is φ = 3765210988032.

The previous prime is 12201202112173. The next prime is 12201202112293. The reversal of 12201202112202 is 20221120210221.

It is a happy number.

12201202112202 is a `hidden beast` number, since 1 + 220 + 12 + 0 + 211 + 220 + 2 = 666.

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

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 79 ways as a sum of consecutive naturals, for example, 42121299 + ... + 42409977.

It is an arithmetic number, because the mean of its divisors is an integer number (183907924200).

Almost surely, 2^{12201202112202} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12201202112202, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14712633936000).

12201202112202 is an abundant number, since it is smaller than the sum of its proper divisors (17224065759798).

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

12201202112202 is a wasteful number, since it uses less digits than its factorization.

12201202112202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 288962 (or 288953 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 12201202112202 its reverse (20221120210221), we get a palindrome (32422322322423).

The spelling of 12201202112202 in words is "twelve trillion, two hundred one billion, two hundred two million, one hundred twelve thousand, two hundred two".