112102111121212 has 12 divisors (see below), whose sum is σ = 197723408592640. Its totient is φ = 55609708666176.

The previous prime is 112102111121201. The next prime is 112102111121219. The reversal of 112102111121212 is 212121111201211.

It is a self number, because there is not a number n which added to its sum of digits gives 112102111121212.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112102111121219) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 110336723037 + ... + 110336724052.

Almost surely, 2^{112102111121212} is an apocalyptic number.

It is an amenable number.

112102111121212 is a deficient number, since it is larger than the sum of its proper divisors (85621297471428).

112102111121212 is a wasteful number, since it uses less digits than its factorization.

112102111121212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 220673447220 (or 220673447218 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 19.

Adding to 112102111121212 its reverse (212121111201211), we get a palindrome (324223222322423).

The spelling of 112102111121212 in words is "one hundred twelve trillion, one hundred two billion, one hundred eleven million, one hundred twenty-one thousand, two hundred twelve".