12201012021022 has 16 divisors (see below), whose sum is σ = 19966739760000. Its totient is φ = 5545512510040.

The previous prime is 12201012021001. The next prime is 12201012021059. The reversal of 12201012021022 is 22012021010221.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 12201012020987 and 12201012021005.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19791772 + ... + 20398927.

It is an arithmetic number, because the mean of its divisors is an integer number (1247921235000).

Almost surely, 2^{12201012021022} is an apocalyptic number.

12201012021022 is a deficient number, since it is larger than the sum of its proper divisors (7765727738978).

12201012021022 is a wasteful number, since it uses less digits than its factorization.

12201012021022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40204511.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 12201012021022 its reverse (22012021010221), we get a palindrome (34213033031243).

The spelling of 12201012021022 in words is "twelve trillion, two hundred one billion, twelve million, twenty-one thousand, twenty-two".