243201133312 has 36 divisors (see below), whose sum is σ = 511002391480. Its totient is φ = 115200534528.

The previous prime is 243201133303. The next prime is 243201133349. The reversal of 243201133312 is 213331102342.

243201133312 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (25) coincides with the sum of the digits of its distinct prime factors.

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, 24995253 + ... + 25004980.

Almost surely, 2^243201133312 is an apocalyptic number.

It is an amenable number.

243201133312 is an abundant number, since it is smaller than the sum of its proper divisors (267801258168).

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

243201133312 is an equidigital number, since it uses as much as digits as its factorization.

243201133312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50000268 (or 50000254 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 243201133312 its reverse (213331102342), we get a palindrome (456532235654).

The spelling of 243201133312 in words is "two hundred forty-three billion, two hundred one million, one hundred thirty-three thousand, three hundred twelve".