4121268321 has 8 divisors (see below), whose sum is σ = 5784236320. Its totient is φ = 2602906272.

The previous prime is 4121268301. The next prime is 4121268323. The reversal of 4121268321 is 1238621214.

4121268321 is digitally balanced in base 3, 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 4121268321 - 2¹⁵ = 4121235553 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4121268323) 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, 36151420 + ... + 36151533.

It is an arithmetic number, because the mean of its divisors is an integer number (723029540).

Almost surely, 2^4121268321 is an apocalyptic number.

It is an amenable number.

4121268321 is a deficient number, since it is larger than the sum of its proper divisors (1662967999).

4121268321 is a wasteful number, since it uses less digits than its factorization.

4121268321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72302975.

The product of its digits is 4608, while the sum is 30.

The square root of 4121268321 is about 64197.1052384763. The cubic root of 4121268321 is about 1603.2834033933.

Adding to 4121268321 its reverse (1238621214), we get a palindrome (5359889535).

The spelling of 4121268321 in words is "four billion, one hundred twenty-one million, two hundred sixty-eight thousand, three hundred twenty-one".