234231211 has 2 divisors, whose sum is σ = 234231212. Its totient is φ = 234231210.

The previous prime is 234231209. The next prime is 234231247. The reversal of 234231211 is 112132432.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 234231211 - 2¹ = 234231209 is a prime.

Together with 234231209, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (234231251) 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 as a sum of consecutive naturals, namely, 117115605 + 117115606.

It is an arithmetic number, because the mean of its divisors is an integer number (117115606).

Almost surely, 2^234231211 is an apocalyptic number.

234231211 is a deficient number, since it is larger than the sum of its proper divisors (1).

234231211 is an equidigital number, since it uses as much as digits as its factorization.

234231211 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 288, while the sum is 19.

The square root of 234231211 is about 15304.6140428304. The cubic root of 234231211 is about 616.4269077520.

Adding to 234231211 its reverse (112132432), we get a palindrome (346363643).

The spelling of 234231211 in words is "two hundred thirty-four million, two hundred thirty-one thousand, two hundred eleven".