201210122102212 has 12 divisors (see below), whose sum is σ = 352414358770320. Its totient is φ = 100520305310696.

The previous prime is 201210122102147. The next prime is 201210122102317. The reversal of 201210122102212 is 212201221012102.

It is a self number, because there is not a number n which added to its sum of digits gives 201210122102212.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21188929762 + ... + 21188939257.

It is an arithmetic number, because the mean of its divisors is an integer number (29367863230860).

Almost surely, 2^{201210122102212} is an apocalyptic number.

It is an amenable number.

201210122102212 is a deficient number, since it is larger than the sum of its proper divisors (151204236668108).

201210122102212 is a wasteful number, since it uses less digits than its factorization.

201210122102212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42377870210 (or 42377870208 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 201210122102212 its reverse (212201221012102), we get a palindrome (413411343114314).

The spelling of 201210122102212 in words is "two hundred one trillion, two hundred ten billion, one hundred twenty-two million, one hundred two thousand, two hundred twelve".