243441100205 has 8 divisors (see below), whose sum is σ = 298923025632. Its totient is φ = 190223743248.

The previous prime is 243441100153. The next prime is 243441100207. The reversal of 243441100205 is 502001144342.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-243441100205 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243441100207) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 566141879 + ... + 566142308.

It is an arithmetic number, because the mean of its divisors is an integer number (37365378204).

Almost surely, 2^243441100205 is an apocalyptic number.

It is an amenable number.

243441100205 is a deficient number, since it is larger than the sum of its proper divisors (55481925427).

243441100205 is a wasteful number, since it uses less digits than its factorization.

243441100205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1132284235.

The product of its (nonzero) digits is 3840, while the sum is 26.

Adding to 243441100205 its reverse (502001144342), we get a palindrome (745442244547).

The spelling of 243441100205 in words is "two hundred forty-three billion, four hundred forty-one million, one hundred thousand, two hundred five".