12321110132011 has 4 divisors (see below), whose sum is σ = 12330713492712. Its totient is φ = 12311506771312.

The previous prime is 12321110131999. The next prime is 12321110132039. The reversal of 12321110132011 is 11023101112321.

12321110132011 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 12321110132011 - 2²³ = 12321101743403 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12321110132011.

It is not an unprimeable number, because it can be changed into a prime (12321110732011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4801678426 + ... + 4801680991.

It is an arithmetic number, because the mean of its divisors is an integer number (3082678373178).

Almost surely, 2^{12321110132011} is an apocalyptic number.

12321110132011 is a deficient number, since it is larger than the sum of its proper divisors (9603360701).

12321110132011 is an equidigital number, since it uses as much as digits as its factorization.

12321110132011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9603360700.

The product of its (nonzero) digits is 72, while the sum is 19.

Adding to 12321110132011 its reverse (11023101112321), we get a palindrome (23344211244332).

The spelling of 12321110132011 in words is "twelve trillion, three hundred twenty-one billion, one hundred ten million, one hundred thirty-two thousand, eleven".