243102044121 has 8 divisors (see below), whose sum is σ = 326076993984. Its totient is φ = 161097561840.

The previous prime is 243102044117. The next prime is 243102044123. The reversal of 243102044121 is 121440201342.

243102044121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 243102044121 - 2² = 243102044117 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 243102044091 and 243102044100.

It is not an unprimeable number, because it can be changed into a prime (243102044123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 242616310 + ... + 242617311.

It is an arithmetic number, because the mean of its divisors is an integer number (40759624248).

Almost surely, 2^243102044121 is an apocalyptic number.

It is an amenable number.

243102044121 is a deficient number, since it is larger than the sum of its proper divisors (82974949863).

243102044121 is a wasteful number, since it uses less digits than its factorization.

243102044121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 485233791.

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 243102044121 its reverse (121440201342), we get a palindrome (364542245463).

The spelling of 243102044121 in words is "two hundred forty-three billion, one hundred two million, forty-four thousand, one hundred twenty-one".