211343016 has 16 divisors (see below), whose sum is σ = 528357600. Its totient is φ = 70447664.

The previous prime is 211342939. The next prime is 211343051. The reversal of 211343016 is 610343112.

It is a junction number, because it is equal to n+sod(n) for n = 211342983 and 211343001.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4402956 + ... + 4403003.

It is an arithmetic number, because the mean of its divisors is an integer number (33022350).

Almost surely, 2^211343016 is an apocalyptic number.

It is an amenable number.

211343016 is an abundant number, since it is smaller than the sum of its proper divisors (317014584).

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

211343016 is a wasteful number, since it uses less digits than its factorization.

211343016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8805968 (or 8805964 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

The square root of 211343016 is about 14537.6413492698. The cubic root of 211343016 is about 595.6566119468.

Adding to 211343016 its reverse (610343112), we get a palindrome (821686128).

The spelling of 211343016 in words is "two hundred eleven million, three hundred forty-three thousand, sixteen".