243323302120 has 16 divisors (see below), whose sum is σ = 547477429860. Its totient is φ = 97329320832.

The previous prime is 243323302109. The next prime is 243323302181. The reversal of 243323302120 is 21203323342.

243323302120 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 208368512676 + 34954789444 = 456474^2 + 186962^2 .

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 3041541237 + ... + 3041541316.

Almost surely, 2^243323302120 is an apocalyptic number.

243323302120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

243323302120 is an abundant number, since it is smaller than the sum of its proper divisors (304154127740).

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

243323302120 is a wasteful number, since it uses less digits than its factorization.

243323302120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6083082564 (or 6083082560 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 25.

Adding to 243323302120 its reverse (21203323342), we get a palindrome (264526625462).

The spelling of 243323302120 in words is "two hundred forty-three billion, three hundred twenty-three million, three hundred two thousand, one hundred twenty".