112221221102012 has 12 divisors (see below), whose sum is σ = 214240513013016. Its totient is φ = 51009645955440.

The previous prime is 112221221101999. The next prime is 112221221102021. The reversal of 112221221102012 is 210201122122211.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1275241148843 + ... + 1275241148930.

It is an arithmetic number, because the mean of its divisors is an integer number (17853376084418).

Almost surely, 2^{112221221102012} is an apocalyptic number.

It is an amenable number.

112221221102012 is a deficient number, since it is larger than the sum of its proper divisors (102019291911004).

112221221102012 is a wasteful number, since it uses less digits than its factorization.

112221221102012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2550482297788 (or 2550482297786 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 112221221102012 its reverse (210201122122211), we get a palindrome (322422343224223).

The spelling of 112221221102012 in words is "one hundred twelve trillion, two hundred twenty-one billion, two hundred twenty-one million, one hundred two thousand, twelve".