12201122202022 has 32 divisors (see below), whose sum is σ = 20818442050560. Its totient is φ = 5322897084960.

The previous prime is 12201122202011. The next prime is 12201122202029. The reversal of 12201122202022 is 22020222110221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12201122202029) 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 15 ways as a sum of consecutive naturals, for example, 175987072 + ... + 176056387.

It is an arithmetic number, because the mean of its divisors is an integer number (650576314080).

Almost surely, 2^{12201122202022} is an apocalyptic number.

12201122202022 is a deficient number, since it is larger than the sum of its proper divisors (8617319848538).

12201122202022 is a wasteful number, since it uses less digits than its factorization.

12201122202022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 352043548.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 12201122202022 its reverse (22020222110221), we get a palindrome (34221344312243).

The spelling of 12201122202022 in words is "twelve trillion, two hundred one billion, one hundred twenty-two million, two hundred two thousand, twenty-two".