211322112 has 36 divisors (see below), whose sum is σ = 562427040. Its totient is φ = 70440448.

The previous prime is 211322063. The next prime is 211322141. The reversal of 211322112 is 211223112.

It is a nude number because it is divisible by every one of its digits and also a Zuckerman number because it is divisible by the product of its digits.

It is a nialpdrome in base 16.

It is a junction number, because it is equal to n+sod(n) for n = 211322091 and 211322100.

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, 136812 + ... + 138347.

Almost surely, 2^211322112 is an apocalyptic number.

It is an amenable number.

211322112 is an abundant number, since it is smaller than the sum of its proper divisors (351104928).

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

211322112 is an equidigital number, since it uses as much as digits as its factorization.

211322112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 275178 (or 275164 counting only the distinct ones).

The product of its digits is 48, while the sum is 15.

The square root of 211322112 is about 14536.9223702956. The cubic root of 211322112 is about 595.6369724422.

Adding to 211322112 its reverse (211223112), we get a palindrome (422545224).

The spelling of 211322112 in words is "two hundred eleven million, three hundred twenty-two thousand, one hundred twelve".