112111210122212 has 24 divisors (see below), whose sum is σ = 224595502508160. Its totient is φ = 47967715281600.

The previous prime is 112111210122179. The next prime is 112111210122283. The reversal of 112111210122212 is 212221012111211.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3331074512 + ... + 3331108167.

It is an arithmetic number, because the mean of its divisors is an integer number (9358145937840).

Almost surely, 2^{112111210122212} is an apocalyptic number.

It is an amenable number.

112111210122212 is an abundant number, since it is smaller than the sum of its proper divisors (112484292385948).

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

112111210122212 is a wasteful number, since it uses less digits than its factorization.

112111210122212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6662183291 (or 6662183289 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 20.

Adding to 112111210122212 its reverse (212221012111211), we get a palindrome (324332222233423).

The spelling of 112111210122212 in words is "one hundred twelve trillion, one hundred eleven billion, two hundred ten million, one hundred twenty-two thousand, two hundred twelve".