212001100112 has 20 divisors (see below), whose sum is σ = 410899388256. Its totient is φ = 105962548320.

The previous prime is 212001100081. The next prime is 212001100139. The reversal of 212001100112 is 211001100212.

It is a junction number, because it is equal to n+sod(n) for n = 212001100093 and 212001100102.

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, 2329058 + ... + 2418369.

Almost surely, 2^212001100112 is an apocalyptic number.

It is an amenable number.

212001100112 is a deficient number, since it is larger than the sum of its proper divisors (198898288144).

212001100112 is a wasteful number, since it uses less digits than its factorization.

212001100112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4750226 (or 4750220 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 212001100112 its reverse (211001100212), we get a palindrome (423002200324).

The spelling of 212001100112 in words is "two hundred twelve billion, one million, one hundred thousand, one hundred twelve".