243300103300 has 18 divisors (see below), whose sum is σ = 527961224378. Its totient is φ = 97320041280.

The previous prime is 243300103273. The next prime is 243300103309. The reversal of 243300103300 is 3301003342.

It can be written as a sum of positive squares in 3 ways, for example, as 53928915076 + 189371188224 = 232226^2 + 435168^2 .

It is not an unprimeable number, because it can be changed into a prime (243300103309) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1216500417 + ... + 1216500616.

Almost surely, 2^243300103300 is an apocalyptic number.

243300103300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

243300103300 is an abundant number, since it is smaller than the sum of its proper divisors (284661121078).

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

243300103300 is a wasteful number, since it uses less digits than its factorization.

243300103300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2433001047 (or 2433001040 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 19.

Adding to 243300103300 its reverse (3301003342), we get a palindrome (246601106642).

The spelling of 243300103300 in words is "two hundred forty-three billion, three hundred million, one hundred three thousand, three hundred".