12110121321 has 8 divisors (see below), whose sum is σ = 16147859904. Its totient is φ = 8072898480.

The previous prime is 12110121271. The next prime is 12110121341. The reversal of 12110121321 is 12312101121.

12110121321 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 12110121321 - 2⁷ = 12110121193 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 12110121321.

It is not an unprimeable number, because it can be changed into a prime (12110121341) 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 7 ways as a sum of consecutive naturals, for example, 70341 + ... + 170786.

It is an arithmetic number, because the mean of its divisors is an integer number (2018482488).

Almost surely, 2^12110121321 is an apocalyptic number.

It is an amenable number.

12110121321 is a deficient number, since it is larger than the sum of its proper divisors (4037738583).

12110121321 is a wasteful number, since it uses less digits than its factorization.

12110121321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 257871.

The product of its (nonzero) digits is 24, while the sum is 15.

Adding to 12110121321 its reverse (12312101121), we get a palindrome (24422222442).

The spelling of 12110121321 in words is "twelve billion, one hundred ten million, one hundred twenty-one thousand, three hundred twenty-one".