243324122 has 4 divisors (see below), whose sum is σ = 364986186. Its totient is φ = 121662060.

The previous prime is 243324121. The next prime is 243324163. The reversal of 243324122 is 221423342.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 172948801 + 70375321 = 13151^2 + 8389^2 .

It is not an unprimeable number, because it can be changed into a prime (243324121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60831029 + ... + 60831032.

Almost surely, 2^243324122 is an apocalyptic number.

243324122 is a deficient number, since it is larger than the sum of its proper divisors (121662064).

243324122 is a wasteful number, since it uses less digits than its factorization.

243324122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121662063.

The product of its digits is 2304, while the sum is 23.

The square root of 243324122 is about 15598.8500217163. The cubic root of 243324122 is about 624.3024725918.

Adding to 243324122 its reverse (221423342), we get a palindrome (464747464).

The spelling of 243324122 in words is "two hundred forty-three million, three hundred twenty-four thousand, one hundred twenty-two".