1112212222012 has 12 divisors (see below), whose sum is σ = 1946378827120. Its totient is φ = 556103985696.

The previous prime is 1112212222007. The next prime is 1112212222027. The reversal of 1112212222012 is 2102222122111.

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, 1566064 + ... + 2162632.

Almost surely, 2^{1112212222012} is an apocalyptic number.

It is an amenable number.

1112212222012 is a deficient number, since it is larger than the sum of its proper divisors (834166605108).

1112212222012 is a wasteful number, since it uses less digits than its factorization.

1112212222012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1062660 (or 1062658 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 1112212222012 its reverse (2102222122111), we get a palindrome (3214434344123).

Subtracting 1112212222012 from its reverse (2102222122111), we obtain a palindrome (990009900099).

The spelling of 1112212222012 in words is "one trillion, one hundred twelve billion, two hundred twelve million, two hundred twenty-two thousand, twelve".