211134234 has 8 divisors (see below), whose sum is σ = 422268480. Its totient is φ = 70378076.

The previous prime is 211134221. The next prime is 211134263. The reversal of 211134234 is 432431112.

211134234 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

211134234 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 211134234.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17594514 + ... + 17594525.

It is an arithmetic number, because the mean of its divisors is an integer number (52783560).

Almost surely, 2^211134234 is an apocalyptic number.

211134234 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

211134234 is a wasteful number, since it uses less digits than its factorization.

211134234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35189044.

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

The square root of 211134234 is about 14530.4588365268. The cubic root of 211134234 is about 595.4604011368.

Adding to 211134234 its reverse (432431112), we get a palindrome (643565346).

The spelling of 211134234 in words is "two hundred eleven million, one hundred thirty-four thousand, two hundred thirty-four".