243120523321101 has 8 divisors (see below), whose sum is σ = 324166169711520. Its totient is φ = 162077612905712.

The previous prime is 243120523321087. The next prime is 243120523321139. The reversal of 243120523321101 is 101123325021342.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 243120523321101 - 2⁵ = 243120523321069 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243120523321201) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 683786406 + ... + 684141863.

It is an arithmetic number, because the mean of its divisors is an integer number (40520771213940).

Almost surely, 2^{243120523321101} is an apocalyptic number.

It is an amenable number.

243120523321101 is a deficient number, since it is larger than the sum of its proper divisors (81045646390419).

243120523321101 is a wasteful number, since it uses less digits than its factorization.

243120523321101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1367987515.

The product of its (nonzero) digits is 8640, while the sum is 30.

Adding to 243120523321101 its reverse (101123325021342), we get a palindrome (344243848342443).

The spelling of 243120523321101 in words is "two hundred forty-three trillion, one hundred twenty billion, five hundred twenty-three million, three hundred twenty-one thousand, one hundred one".