12311321101311 has 8 divisors (see below), whose sum is σ = 16466877436464. Its totient is φ = 8181656083520.

The previous prime is 12311321101309. The next prime is 12311321101327. The reversal of 12311321101311 is 11310112311321.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12311321101311 - 2¹ = 12311321101309 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12311321101381) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6472828230 + ... + 6472830131.

It is an arithmetic number, because the mean of its divisors is an integer number (2058359679558).

Almost surely, 2^{12311321101311} is an apocalyptic number.

12311321101311 is a deficient number, since it is larger than the sum of its proper divisors (4155556335153).

12311321101311 is a wasteful number, since it uses less digits than its factorization.

12311321101311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12945658681.

The product of its (nonzero) digits is 108, while the sum is 21.

Adding to 12311321101311 its reverse (11310112311321), we get a palindrome (23621433412632).

The spelling of 12311321101311 in words is "twelve trillion, three hundred eleven billion, three hundred twenty-one million, one hundred one thousand, three hundred eleven".