213400211 has 2 divisors, whose sum is σ = 213400212. Its totient is φ = 213400210.

The previous prime is 213400199. The next prime is 213400217. The reversal of 213400211 is 112004312.

213400211 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 213400211 - 2⁶ = 213400147 is a prime.

It is not a weakly prime, because it can be changed into another prime (213400217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106700105 + 106700106.

It is an arithmetic number, because the mean of its divisors is an integer number (106700106).

Almost surely, 2^213400211 is an apocalyptic number.

213400211 is a deficient number, since it is larger than the sum of its proper divisors (1).

213400211 is an equidigital number, since it uses as much as digits as its factorization.

213400211 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 213400211 is about 14608.2240878212. The cubic root of 213400211 is about 597.5830650785.

Adding to 213400211 its reverse (112004312), we get a palindrome (325404523).

The spelling of 213400211 in words is "two hundred thirteen million, four hundred thousand, two hundred eleven".