243320512233 has 32 divisors (see below), whose sum is σ = 334183449600. Its totient is φ = 157405188096.

The previous prime is 243320512147. The next prime is 243320512241. The reversal of 243320512233 is 332215023342.

It is a happy number.

243320512233 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 243320512233 - 2⁸ = 243320511977 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 243320512233.

It is not an unprimeable number, because it can be changed into a prime (243320512433) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 27124573 + ... + 27133541.

It is an arithmetic number, because the mean of its divisors is an integer number (10443232800).

Almost surely, 2^243320512233 is an apocalyptic number.

It is an amenable number.

243320512233 is a deficient number, since it is larger than the sum of its proper divisors (90862937367).

243320512233 is a wasteful number, since it uses less digits than its factorization.

243320512233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10881.

The product of its (nonzero) digits is 25920, while the sum is 30.

Adding to 243320512233 its reverse (332215023342), we get a palindrome (575535535575).

The spelling of 243320512233 in words is "two hundred forty-three billion, three hundred twenty million, five hundred twelve thousand, two hundred thirty-three".