12201222022101 has 24 divisors (see below), whose sum is σ = 20168519764224. Its totient is φ = 6962843052000.

The previous prime is 12201222022039. The next prime is 12201222022111. The reversal of 12201222022101 is 10122022210221.

It is a happy number.

12201222022101 is a `hidden beast` number, since 1 + 220 + 1 + 2 + 220 + 221 + 0 + 1 = 666.

It is not a de Polignac number, because 12201222022101 - 2⁶ = 12201222022037 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12201222022111) 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 23 ways as a sum of consecutive naturals, for example, 128894226 + ... + 128988851.

It is an arithmetic number, because the mean of its divisors is an integer number (840354990176).

Almost surely, 2^{12201222022101} is an apocalyptic number.

It is an amenable number.

12201222022101 is a deficient number, since it is larger than the sum of its proper divisors (7967297742123).

12201222022101 is a wasteful number, since it uses less digits than its factorization.

12201222022101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 257883841 (or 257883838 counting only the distinct ones).

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

Adding to 12201222022101 its reverse (10122022210221), we get a palindrome (22323244232322).

The spelling of 12201222022101 in words is "twelve trillion, two hundred one billion, two hundred twenty-two million, twenty-two thousand, one hundred one".