243223320421341 has 24 divisors (see below), whose sum is σ = 382598481578040. Its totient is φ = 147994137916416.

The previous prime is 243223320421309. The next prime is 243223320421427. The reversal of 243223320421341 is 143124023322342.

243223320421341 is a `hidden beast` number, since 2 + 4 + 3 + 2 + 233 + 204 + 213 + 4 + 1 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 1887406121241 + 241335914300100 = 1373829^2 + 15534990^2 .

It is not a de Polignac number, because 243223320421341 - 2⁵ = 243223320421309 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 243223320421296 and 243223320421305.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243223320421141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11678819916 + ... + 11678840741.

It is an arithmetic number, because the mean of its divisors is an integer number (15941603399085).

Almost surely, 2^{243223320421341} is an apocalyptic number.

It is an amenable number.

243223320421341 is a deficient number, since it is larger than the sum of its proper divisors (139375161156699).

243223320421341 is a wasteful number, since it uses less digits than its factorization.

243223320421341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23357660765 (or 23357660762 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 36.

Adding to 243223320421341 its reverse (143124023322342), we get a palindrome (386347343743683).

The spelling of 243223320421341 in words is "two hundred forty-three trillion, two hundred twenty-three billion, three hundred twenty million, four hundred twenty-one thousand, three hundred forty-one".