243311200206 has 32 divisors (see below), whose sum is σ = 491789346048. Its totient is φ = 80245092480.

The previous prime is 243311200157. The next prime is 243311200213. The reversal of 243311200206 is 602002113342.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 72895 + ... + 701381.

It is an arithmetic number, because the mean of its divisors is an integer number (15368417064).

Almost surely, 2^243311200206 is an apocalyptic number.

243311200206 is an abundant number, since it is smaller than the sum of its proper divisors (248478145842).

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

243311200206 is a wasteful number, since it uses less digits than its factorization.

243311200206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 629176.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 243311200206 its reverse (602002113342), we get a palindrome (845313313548).

The spelling of 243311200206 in words is "two hundred forty-three billion, three hundred eleven million, two hundred thousand, two hundred six".