243310252241 has 8 divisors (see below), whose sum is σ = 280619951040. Its totient is φ = 206638326288.

The previous prime is 243310252187. The next prime is 243310252253. The reversal of 243310252241 is 142252013342.

243310252241 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 243310252241 - 2²² = 243306057937 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (243310252541) 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, 159442391 + ... + 159443916.

It is an arithmetic number, because the mean of its divisors is an integer number (35077493880).

Almost surely, 2^243310252241 is an apocalyptic number.

It is an amenable number.

243310252241 is a deficient number, since it is larger than the sum of its proper divisors (37309698799).

243310252241 is a wasteful number, since it uses less digits than its factorization.

243310252241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 318886423.

The product of its (nonzero) digits is 11520, while the sum is 29.

Adding to 243310252241 its reverse (142252013342), we get a palindrome (385562265583).

The spelling of 243310252241 in words is "two hundred forty-three billion, three hundred ten million, two hundred fifty-two thousand, two hundred forty-one".