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211214 = 2105607

211214 has 4 divisors (see below), whose sum is σ = 316824. Its totient is φ = 105606.

The previous prime is 211213. The next prime is 211217. The reversal of 211214 is 412112.

211214 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×2112142 = 89222707592, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 211195 and 211204.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 211214.

It is not an unprimeable number, because it can be changed into a prime (211213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52802 + ... + 52805.

It is an arithmetic number, because the mean of its divisors is an integer number (79206).

2211214 is an apocalyptic number.

211214 is a deficient number, since it is larger than the sum of its proper divisors (105610).

211214 is a wasteful number, since it uses less digits than its factorization.

211214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105609.

The product of its digits is 16, while the sum is 11.

The square root of 211214 is about 459.5802432655. The cubic root of 211214 is about 59.5535379526.

Adding to 211214 its reverse (412112), we get a palindrome (623326).

It can be divided in two parts, 211 and 214, that multiplied together give a palindrome (45154).

The spelling of 211214 in words is "two hundred eleven thousand, two hundred fourteen", and thus it is an iban number.

Divisors: 1 2 105607 211214