243323301212 has 12 divisors (see below), whose sum is σ = 425880645120. Its totient is φ = 121643116896.

The previous prime is 243323301209. The next prime is 243323301223. The reversal of 243323301212 is 212103323342.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4603868 + ... + 4656419.

It is an arithmetic number, because the mean of its divisors is an integer number (35490053760).

Almost surely, 2^243323301212 is an apocalyptic number.

It is an amenable number.

243323301212 is a deficient number, since it is larger than the sum of its proper divisors (182557343908).

243323301212 is a wasteful number, since it uses less digits than its factorization.

243323301212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9266860 (or 9266858 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 26.

Adding to 243323301212 its reverse (212103323342), we get a palindrome (455426624554).

The spelling of 243323301212 in words is "two hundred forty-three billion, three hundred twenty-three million, three hundred one thousand, two hundred twelve".