243320231241 has 12 divisors (see below), whose sum is σ = 351494992368. Its totient is φ = 162198516984.

The previous prime is 243320231237. The next prime is 243320231251. The reversal of 243320231241 is 142132023342.

243320231241 is a `hidden beast` number, since 2 + 433 + 202 + 3 + 1 + 24 + 1 = 666.

It is not a de Polignac number, because 243320231241 - 2² = 243320231237 is a prime.

It is not an unprimeable number, because it can be changed into a prime (243320231251) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1144155 + ... + 1340048.

It is an arithmetic number, because the mean of its divisors is an integer number (29291249364).

Almost surely, 2^243320231241 is an apocalyptic number.

It is an amenable number.

243320231241 is a deficient number, since it is larger than the sum of its proper divisors (108174761127).

243320231241 is a wasteful number, since it uses less digits than its factorization.

243320231241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2495092 (or 2495089 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 243320231241 its reverse (142132023342), we get a palindrome (385452254583).

The spelling of 243320231241 in words is "two hundred forty-three billion, three hundred twenty million, two hundred thirty-one thousand, two hundred forty-one".