212330122102 has 12 divisors (see below), whose sum is σ = 370494396900. Its totient is φ = 90998623716.

The previous prime is 212330122079. The next prime is 212330122117. The reversal of 212330122102 is 201221033212.

It is a self number, because there is not a number n which added to its sum of digits gives 212330122102.

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 5 ways as a sum of consecutive naturals, for example, 1083316852 + ... + 1083317047.

It is an arithmetic number, because the mean of its divisors is an integer number (30874533075).

Almost surely, 2^212330122102 is an apocalyptic number.

212330122102 is a deficient number, since it is larger than the sum of its proper divisors (158164274798).

212330122102 is a wasteful number, since it uses less digits than its factorization.

212330122102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2166633915 (or 2166633908 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 212330122102 its reverse (201221033212), we get a palindrome (413551155314).

The spelling of 212330122102 in words is "two hundred twelve billion, three hundred thirty million, one hundred twenty-two thousand, one hundred two".