212300440112 has 20 divisors (see below), whose sum is σ = 412248223800. Its totient is φ = 105913801728.

The previous prime is 212300440039. The next prime is 212300440129. The reversal of 212300440112 is 211044003212.

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, 14768738 + ... + 14783105.

It is an arithmetic number, because the mean of its divisors is an integer number (20612411190).

Almost surely, 2^212300440112 is an apocalyptic number.

It is an amenable number.

212300440112 is a deficient number, since it is larger than the sum of its proper divisors (199947783688).

212300440112 is a wasteful number, since it uses less digits than its factorization.

212300440112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29552300 (or 29552294 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 212300440112 its reverse (211044003212), we get a palindrome (423344443324).

The spelling of 212300440112 in words is "two hundred twelve billion, three hundred million, four hundred forty thousand, one hundred twelve".