12201020122102 has 64 divisors (see below), whose sum is σ = 22169135877120. Its totient is φ = 4916368106496.

The previous prime is 12201020122099. The next prime is 12201020122139. The reversal of 12201020122102 is 20122102010221.

It is a happy number.

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 31 ways as a sum of consecutive naturals, for example, 1082316738 + ... + 1082328010.

It is an arithmetic number, because the mean of its divisors is an integer number (346392748080).

Almost surely, 2^{12201020122102} is an apocalyptic number.

12201020122102 is a deficient number, since it is larger than the sum of its proper divisors (9968115755018).

12201020122102 is a wasteful number, since it uses less digits than its factorization.

12201020122102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15565.

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

Adding to 12201020122102 its reverse (20122102010221), we get a palindrome (32323122132323).

The spelling of 12201020122102 in words is "twelve trillion, two hundred one billion, twenty million, one hundred twenty-two thousand, one hundred two".