243342200000 has 84 divisors (see below), whose sum is σ = 603564588144. Its totient is φ = 97336800000.

The previous prime is 243342199987. The next prime is 243342200021. The reversal of 243342200000 is 2243342.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 408356 + ... + 808355.

It is an arithmetic number, because the mean of its divisors is an integer number (7185292716).

Almost surely, 2^243342200000 is an apocalyptic number.

243342200000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

243342200000 is an abundant number, since it is smaller than the sum of its proper divisors (360222388144).

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

243342200000 is an frugal number, since it uses more digits than its factorization.

243342200000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1216748 (or 1216718 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 20.

Adding to 243342200000 its reverse (2243342), we get a palindrome (243344443342).

The spelling of 243342200000 in words is "two hundred forty-three billion, three hundred forty-two million, two hundred thousand".