243240224207 has 2 divisors, whose sum is σ = 243240224208. Its totient is φ = 243240224206.

The previous prime is 243240224191. The next prime is 243240224233. The reversal of 243240224207 is 702422042342.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 243240224207 - 2⁴ = 243240224191 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (243240224267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121620112103 + 121620112104.

It is an arithmetic number, because the mean of its divisors is an integer number (121620112104).

Almost surely, 2^243240224207 is an apocalyptic number.

243240224207 is a deficient number, since it is larger than the sum of its proper divisors (1).

243240224207 is an equidigital number, since it uses as much as digits as its factorization.

243240224207 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 43008, while the sum is 32.

Adding to 243240224207 its reverse (702422042342), we get a palindrome (945662266549).

The spelling of 243240224207 in words is "two hundred forty-three billion, two hundred forty million, two hundred twenty-four thousand, two hundred seven".