212200021112 has 16 divisors (see below), whose sum is σ = 399423195360.
Its totient is φ = 105687169024.
The previous prime is 212200021001. The next prime is 212200021139. The reversal of 212200021112 is 211120002212.
Adding to 212200021112 its reverse (211120002212), we get a palindrome (423320023324).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51603008 + ... + 51607119.
It is an arithmetic number, because the mean of its divisors is an integer number (24963949710).
Almost surely, 2212200021112 is an apocalyptic number.
It is an amenable number.
212200021112 is a deficient number, since it is larger than the sum of its proper divisors (187223174248).
212200021112 is a wasteful number, since it uses less digits than its factorization.
212200021112 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 103210390 (or 103210386 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 14.
The spelling of 212200021112 in words is "two hundred twelve billion, two hundred million, twenty-one thousand, one hundred twelve".