243424211303 has 96 divisors (see below), whose sum is σ = 331608453120. Its totient is φ = 176581278720.

The previous prime is 243424211299. The next prime is 243424211323. The reversal of 243424211303 is 303112424342.

It is not a de Polignac number, because 243424211303 - 2² = 243424211299 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243424211323) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 48594863 + ... + 48599871.

It is an arithmetic number, because the mean of its divisors is an integer number (3454254720).

Almost surely, 2^243424211303 is an apocalyptic number.

243424211303 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

243424211303 is a deficient number, since it is larger than the sum of its proper divisors (88184241817).

243424211303 is a wasteful number, since it uses less digits than its factorization.

243424211303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5197 (or 5190 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 29.

Adding to 243424211303 its reverse (303112424342), we get a palindrome (546536635645).

The spelling of 243424211303 in words is "two hundred forty-three billion, four hundred twenty-four million, two hundred eleven thousand, three hundred three".