211051112 has 16 divisors (see below), whose sum is σ = 396713700. Its totient is φ = 105260800.

The previous prime is 211051081. The next prime is 211051157. The reversal of 211051112 is 211150112.

It can be written as a sum of positive squares in 2 ways, for example, as 179399236 + 31651876 = 13394^2 + 5626^2 .

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, 29687 + ... + 36102.

Almost surely, 2^211051112 is an apocalyptic number.

It is an amenable number.

211051112 is a deficient number, since it is larger than the sum of its proper divisors (185662588).

211051112 is a wasteful number, since it uses less digits than its factorization.

211051112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66196 (or 66192 counting only the distinct ones).

The product of its (nonzero) digits is 20, while the sum is 14.

The square root of 211051112 is about 14527.5982873977. The cubic root of 211051112 is about 595.3822480817.

The spelling of 211051112 in words is "two hundred eleven million, fifty-one thousand, one hundred twelve".