232003121 has 8 divisors (see below), whose sum is σ = 267579840. Its totient is φ = 197034768.

The previous prime is 232003099. The next prime is 232003127. The reversal of 232003121 is 121300232.

It is a happy number.

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

It is not a de Polignac number, because 232003121 - 2¹⁰ = 232002097 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 232003096 and 232003105.

It is not an unprimeable number, because it can be changed into a prime (232003127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 151271 + ... + 152796.

It is an arithmetic number, because the mean of its divisors is an integer number (33447480).

Almost surely, 2^232003121 is an apocalyptic number.

It is an amenable number.

232003121 is a deficient number, since it is larger than the sum of its proper divisors (35576719).

232003121 is a wasteful number, since it uses less digits than its factorization.

232003121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 304183.

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 232003121 is about 15231.6486632275. The cubic root of 232003121 is about 614.4661204986.

Adding to 232003121 its reverse (121300232), we get a palindrome (353303353).

The spelling of 232003121 in words is "two hundred thirty-two million, three thousand, one hundred twenty-one".