214243311 has 8 divisors (see below), whose sum is σ = 285737904. Its totient is φ = 142788800.

The previous prime is 214243303. The next prime is 214243313. The reversal of 214243311 is 113342412.

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

It is a cyclic number.

It is not a de Polignac number, because 214243311 - 2³ = 214243303 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (214243313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6211 + ... + 21611.

It is an arithmetic number, because the mean of its divisors is an integer number (35717238).

Almost surely, 2^214243311 is an apocalyptic number.

214243311 is a deficient number, since it is larger than the sum of its proper divisors (71494593).

214243311 is a wasteful number, since it uses less digits than its factorization.

214243311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20041.

The product of its digits is 576, while the sum is 21.

The square root of 214243311 is about 14637.0526746336. The cubic root of 214243311 is about 598.3690065624.

Adding to 214243311 its reverse (113342412), we get a palindrome (327585723).

The spelling of 214243311 in words is "two hundred fourteen million, two hundred forty-three thousand, three hundred eleven".