It is a happy number.
214311 is digitally balanced in base 2, because in such base 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 an Ulam number.
It is a D-number.
It is a Duffinian number.
It is a congruent number.
2214311 is an apocalyptic number.
214311 is an equidigital number, since it uses as much as digits as its factorization.
214311 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 71440.
The square root of 214311 is about 462.9373607736. The cubic root of 214311 is about 59.8432017063.
Adding to 214311 its reverse (113412), we get a palindrome (327723).
The spelling of 214311 in words is "two hundred fourteen thousand, three hundred eleven", and thus it is an iban number.