12030121323 has 32 divisors (see below), whose sum is σ = 19534867200. Its totient is φ = 7256390400.

The previous prime is 12030121307. The next prime is 12030121333. The reversal of 12030121323 is 32312103021.

12030121323 is a `hidden beast` number, since 1 + 20 + 301 + 21 + 323 = 666.

12030121323 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 12030121323 - 2⁴ = 12030121307 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12030121296 and 12030121305.

It is not an unprimeable number, because it can be changed into a prime (12030121303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 33318 + ... + 158651.

It is an arithmetic number, because the mean of its divisors is an integer number (610464600).

Almost surely, 2^12030121323 is an apocalyptic number.

12030121323 is a deficient number, since it is larger than the sum of its proper divisors (7504745877).

12030121323 is a wasteful number, since it uses less digits than its factorization.

12030121323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 192200 (or 192194 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 12030121323 its reverse (32312103021), we get a palindrome (44342224344).

The spelling of 12030121323 in words is "twelve billion, thirty million, one hundred twenty-one thousand, three hundred twenty-three".