211021002112 has 32 divisors (see below), whose sum is σ = 423071107920. Its totient is φ = 104838449664.

The previous prime is 211021002097. The next prime is 211021002133. The reversal of 211021002112 is 211200120112.

211021002112 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (32).

It is a junction number, because it is equal to n+sod(n) for n = 211021002092 and 211021002101.

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, 5230228 + ... + 5270419.

Almost surely, 2^211021002112 is an apocalyptic number.

It is an amenable number.

211021002112 is an abundant number, since it is smaller than the sum of its proper divisors (212050105808).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

211021002112 is a wasteful number, since it uses less digits than its factorization.

211021002112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10500818 (or 10500806 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 211021002112 its reverse (211200120112), we get a palindrome (422221122224).

The spelling of 211021002112 in words is "two hundred eleven billion, twenty-one million, two thousand, one hundred twelve".