212120022000112 has 80 divisors (see below), whose sum is σ = 417156105300480. Its totient is φ = 104474404407296.

The previous prime is 212120022000097. The next prime is 212120022000119. The reversal of 212120022000112 is 211000220021212.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212120022000119) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6215589993 + ... + 6215624119.

It is an arithmetic number, because the mean of its divisors is an integer number (5214451316256).

Almost surely, 2^{212120022000112} is an apocalyptic number.

It is an amenable number.

212120022000112 is a deficient number, since it is larger than the sum of its proper divisors (205036083300368).

212120022000112 is a wasteful number, since it uses less digits than its factorization.

212120022000112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47830 (or 47824 counting only the distinct ones).

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

Adding to 212120022000112 its reverse (211000220021212), we get a palindrome (423120242021324).

The spelling of 212120022000112 in words is "two hundred twelve trillion, one hundred twenty billion, twenty-two million, one hundred twelve", and thus it is an aban number.