12332121 has 24 divisors (see below), whose sum is σ = 17739360. Its totient is φ = 7617024.

The previous prime is 12332113. The next prime is 12332129. The reversal of 12332121 is 12123321.

12332121 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (12332113) and next prime (12332129).

It is not a de Polignac number, because 12332121 - 2³ = 12332113 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 12332121.

It is not an unprimeable number, because it can be changed into a prime (12332129) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 63801 + ... + 63993.

It is an arithmetic number, because the mean of its divisors is an integer number (739140).

Almost surely, 2^12332121 is an apocalyptic number.

It is an amenable number.

12332121 is a deficient number, since it is larger than the sum of its proper divisors (5407239).

12332121 is a wasteful number, since it uses less digits than its factorization.

12332121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 293 (or 274 counting only the distinct ones).

The product of its digits is 72, while the sum is 15.

The square root of 12332121 is about 3511.7119756609. The cubic root of 12332121 is about 231.0357883870.

Adding to 12332121 its reverse (12123321), we get a palindrome (24455442).

The spelling of 12332121 in words is "twelve million, three hundred thirty-two thousand, one hundred twenty-one".