243113033121 has 8 divisors (see below), whose sum is σ = 370457955264. Its totient is φ = 138921733200.

The previous prime is 243113033089. The next prime is 243113033159. The reversal of 243113033121 is 121330311342.

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

It is not a de Polignac number, because 243113033121 - 2⁵ = 243113033089 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 243113033091 and 243113033100.

It is not an unprimeable number, because it can be changed into a prime (243113033521) 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, 5788405530 + ... + 5788405571.

It is an arithmetic number, because the mean of its divisors is an integer number (46307244408).

Almost surely, 2^243113033121 is an apocalyptic number.

243113033121 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

243113033121 is a deficient number, since it is larger than the sum of its proper divisors (127344922143).

243113033121 is a wasteful number, since it uses less digits than its factorization.

243113033121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11576811111.

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 243113033121 its reverse (121330311342), we get a palindrome (364443344463).

The spelling of 243113033121 in words is "two hundred forty-three billion, one hundred thirteen million, thirty-three thousand, one hundred twenty-one".