212112110210112 has 896 divisors, whose sum is σ = 770499850798080. Its totient is φ = 55846022676480.

The previous prime is 212112110210111. The next prime is 212112110210159. The reversal of 212112110210112 is 211012011211212.

It is a happy number.

212112110210112 is a `hidden beast` number, since 21 + 211 + 2 + 110 + 210 + 112 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (212112110210111) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 2056474062 + ... + 2056577202.

Almost surely, 2^{212112110210112} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 212112110210112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (385249925399040).

212112110210112 is an abundant number, since it is smaller than the sum of its proper divisors (558387740587968).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

212112110210112 is a wasteful number, since it uses less digits than its factorization.

212112110210112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103396 (or 103380 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 18.

Adding to 212112110210112 its reverse (211012011211212), we get a palindrome (423124121421324).

The spelling of 212112110210112 in words is "two hundred twelve trillion, one hundred twelve billion, one hundred ten million, two hundred ten thousand, one hundred twelve".