112101212 has 6 divisors (see below), whose sum is σ = 196177128. Its totient is φ = 56050604.

The previous prime is 112101203. The next prime is 112101217. The reversal of 112101212 is 212101211.

It is a junction number, because it is equal to n+sod(n) for n = 112101193 and 112101202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112101217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14012648 + ... + 14012655.

It is an arithmetic number, because the mean of its divisors is an integer number (32696188).

Almost surely, 2^112101212 is an apocalyptic number.

It is an amenable number.

112101212 is a deficient number, since it is larger than the sum of its proper divisors (84075916).

112101212 is a wasteful number, since it uses less digits than its factorization.

112101212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28025307 (or 28025305 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

The square root of 112101212 is about 10587.7859819700. The cubic root of 112101212 is about 482.1736087136.

Adding to 112101212 its reverse (212101211), we get a palindrome (324202423).

Subtracting 112101212 from its reverse (212101211), we obtain a palindrome (99999999).

The spelling of 112101212 in words is "one hundred twelve million, one hundred one thousand, two hundred twelve".