243323226300 has 288 divisors, whose sum is σ = 878443776000. Its totient is φ = 50519750400.

The previous prime is 243323226271. The next prime is 243323226361. The reversal of 243323226300 is 3622323342.

243323226300 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

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 95 ways as a sum of consecutive naturals, for example, 34623387 + ... + 34630413.

It is an arithmetic number, because the mean of its divisors is an integer number (3050152000).

Almost surely, 2^243323226300 is an apocalyptic number.

243323226300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 243323226300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (439221888000).

243323226300 is an abundant number, since it is smaller than the sum of its proper divisors (635120549700).

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

243323226300 is a wasteful number, since it uses less digits than its factorization.

243323226300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8561 (or 8554 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 30.

Adding to 243323226300 its reverse (3622323342), we get a palindrome (246945549642).

The spelling of 243323226300 in words is "two hundred forty-three billion, three hundred twenty-three million, two hundred twenty-six thousand, three hundred".