211130112 has 36 divisors (see below), whose sum is σ = 561916040. Its totient is φ = 70376448.

The previous prime is 211130093. The next prime is 211130131. The reversal of 211130112 is 211031112.

It is an interprime number because it is at equal distance from previous prime (211130093) and next prime (211130131).

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 136687 + ... + 138222.

Almost surely, 2^211130112 is an apocalyptic number.

It is an amenable number.

211130112 is an abundant number, since it is smaller than the sum of its proper divisors (350785928).

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

211130112 is an equidigital number, since it uses as much as digits as its factorization.

211130112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 274928 (or 274914 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 12.

The square root of 211130112 is about 14530.3169958539. The cubic root of 211130112 is about 595.4565260290.

Adding to 211130112 its reverse (211031112), we get a palindrome (422161224).

It can be divided in two parts, 2111 and 30112, that added together give a palindrome (32223).

The spelling of 211130112 in words is "two hundred eleven million, one hundred thirty thousand, one hundred twelve".