2112200212112 has 20 divisors (see below), whose sum is σ = 4092608661936. Its totient is φ = 1056043138080.

The previous prime is 2112200212099. The next prime is 2112200212121. The reversal of 2112200212112 is 2112120022112.

It is a super-2 number, since 2×2112200212112² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3253814 + ... + 3848597.

Almost surely, 2^{2112200212112} is an apocalyptic number.

It is an amenable number.

2112200212112 is a deficient number, since it is larger than the sum of its proper divisors (1980408449824).

2112200212112 is a wasteful number, since it uses less digits than its factorization.

2112200212112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7121006 (or 7121000 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 2112200212112 its reverse (2112120022112), we get a palindrome (4224320234224).

The spelling of 2112200212112 in words is "two trillion, one hundred twelve billion, two hundred million, two hundred twelve thousand, one hundred twelve".