243340044211 has 8 divisors (see below), whose sum is σ = 269961220800. Its totient is φ = 217468760040.

The previous prime is 243340044173. The next prime is 243340044221. The reversal of 243340044211 is 112440043342.

243340044211 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.

It is a cyclic number.

It is not a de Polignac number, because 243340044211 - 2⁷ = 243340044083 is a prime.

It is a super-2 number, since 2×243340044211² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 243340044211.

It is not an unprimeable number, because it can be changed into a prime (243340044221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 187472421 + ... + 187473718.

It is an arithmetic number, because the mean of its divisors is an integer number (33745152600).

Almost surely, 2^243340044211 is an apocalyptic number.

243340044211 is a deficient number, since it is larger than the sum of its proper divisors (26621176589).

243340044211 is a wasteful number, since it uses less digits than its factorization.

243340044211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 374946209.

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 243340044211 its reverse (112440043342), we get a palindrome (355780087553).

The spelling of 243340044211 in words is "two hundred forty-three billion, three hundred forty million, forty-four thousand, two hundred eleven".