214135211 has 4 divisors (see below), whose sum is σ = 218175552. Its totient is φ = 210094872.

The previous prime is 214135189. The next prime is 214135223. The reversal of 214135211 is 112531412.

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

It is a cyclic number.

It is not a de Polignac number, because 214135211 - 2⁶ = 214135147 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (214135291) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2020091 + ... + 2020196.

It is an arithmetic number, because the mean of its divisors is an integer number (54543888).

Almost surely, 2^214135211 is an apocalyptic number.

214135211 is a deficient number, since it is larger than the sum of its proper divisors (4040341).

214135211 is an equidigital number, since it uses as much as digits as its factorization.

214135211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4040340.

The product of its digits is 240, while the sum is 20.

The square root of 214135211 is about 14633.3595254132. The cubic root of 214135211 is about 598.2683506439.

Adding to 214135211 its reverse (112531412), we get a palindrome (326666623).

The spelling of 214135211 in words is "two hundred fourteen million, one hundred thirty-five thousand, two hundred eleven".