12011023101321 has 12 divisors (see below), whose sum is σ = 17474070381040. Its totient is φ = 7949741907960.

The previous prime is 12011023101289. The next prime is 12011023101323. The reversal of 12011023101321 is 12310132011021.

12011023101321 is a `hidden beast` number, since 1 + 2 + 0 + 110 + 231 + 0 + 1 + 321 = 666.

12011023101321 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 12011023101321 - 2⁵ = 12011023101289 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12011023101294 and 12011023101303.

It is not an unprimeable number, because it can be changed into a prime (12011023101323) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4800567535 + ... + 4800570036.

Almost surely, 2^{12011023101321} is an apocalyptic number.

It is an amenable number.

12011023101321 is a deficient number, since it is larger than the sum of its proper divisors (5463047279719).

12011023101321 is a wasteful number, since it uses less digits than its factorization.

12011023101321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9601137716 (or 9601137713 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

Adding to 12011023101321 its reverse (12310132011021), we get a palindrome (24321155112342).

The spelling of 12011023101321 in words is "twelve trillion, eleven billion, twenty-three million, one hundred one thousand, three hundred twenty-one".