12321202011311 has 8 divisors (see below), whose sum is σ = 12358741404384. Its totient is φ = 12283701827040.

The previous prime is 12321202011241. The next prime is 12321202011319. The reversal of 12321202011311 is 11311020212321.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12321202011311 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12321202011319) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9172691 + ... + 10429796.

It is an arithmetic number, because the mean of its divisors is an integer number (1544842675548).

Almost surely, 2^{12321202011311} is an apocalyptic number.

12321202011311 is a deficient number, since it is larger than the sum of its proper divisors (37539393073).

12321202011311 is a wasteful number, since it uses less digits than its factorization.

12321202011311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19604401.

The product of its (nonzero) digits is 144, while the sum is 20.

Adding to 12321202011311 its reverse (11311020212321), we get a palindrome (23632222223632).

The spelling of 12321202011311 in words is "twelve trillion, three hundred twenty-one billion, two hundred two million, eleven thousand, three hundred eleven".