211400214 has 8 divisors (see below), whose sum is σ = 422800440. Its totient is φ = 70466736.

The previous prime is 211400183. The next prime is 211400237. The reversal of 211400214 is 412004112.

211400214 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 sphenic number, since it is the product of 3 distinct primes.

211400214 is an admirable number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 211400193 and 211400202.

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, 17616679 + ... + 17616690.

It is an arithmetic number, because the mean of its divisors is an integer number (52850055).

Almost surely, 2^211400214 is an apocalyptic number.

211400214 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

211400214 is a wasteful number, since it uses less digits than its factorization.

211400214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35233374.

The product of its (nonzero) digits is 64, while the sum is 15.

The square root of 211400214 is about 14539.6084541503. The cubic root of 211400214 is about 595.7103433867.

Adding to 211400214 its reverse (412004112), we get a palindrome (623404326).

The spelling of 211400214 in words is "two hundred eleven million, four hundred thousand, two hundred fourteen".