211200987234 has 8 divisors (see below), whose sum is σ = 422401974480. Its totient is φ = 70400329076.

The previous prime is 211200987233. The next prime is 211200987241. The reversal of 211200987234 is 432789002112.

211200987234 is digitally balanced in base 3, 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.

211200987234 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 211200987192 and 211200987201.

It is not an unprimeable number, because it can be changed into a prime (211200987233) 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, 17600082264 + ... + 17600082275.

It is an arithmetic number, because the mean of its divisors is an integer number (52800246810).

Almost surely, 2^211200987234 is an apocalyptic number.

211200987234 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.

211200987234 is a wasteful number, since it uses less digits than its factorization.

211200987234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35200164544.

The product of its (nonzero) digits is 48384, while the sum is 39.

Adding to 211200987234 its reverse (432789002112), we get a palindrome (643989989346).

The spelling of 211200987234 in words is "two hundred eleven billion, two hundred million, nine hundred eighty-seven thousand, two hundred thirty-four".