112120242021212 has 24 divisors (see below), whose sum is σ = 196400982699600. Its totient is φ = 56005677452160.

The previous prime is 112120242021181. The next prime is 112120242021239. The reversal of 112120242021212 is 212120242021211.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 270968162 + ... + 271381622.

It is an arithmetic number, because the mean of its divisors is an integer number (8183374279150).

Almost surely, 2^{112120242021212} is an apocalyptic number.

It is an amenable number.

112120242021212 is a deficient number, since it is larger than the sum of its proper divisors (84280740678388).

112120242021212 is a wasteful number, since it uses less digits than its factorization.

112120242021212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 479141 (or 479139 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 23.

Adding to 112120242021212 its reverse (212120242021211), we get a palindrome (324240484042423).

Subtracting 112120242021212 from its reverse (212120242021211), we obtain a palindrome (99999999999999).

The spelling of 112120242021212 in words is "one hundred twelve trillion, one hundred twenty billion, two hundred forty-two million, twenty-one thousand, two hundred twelve".