11133312311321 has 8 divisors (see below), whose sum is σ = 11762842204800. Its totient is φ = 10508139026640.

The previous prime is 11133312311249. The next prime is 11133312311377. The reversal of 11133312311321 is 12311321333111.

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-11133312311321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11133312310321) 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, 1089146945 + ... + 1089157166.

It is an arithmetic number, because the mean of its divisors is an integer number (1470355275600).

Almost surely, 2^{11133312311321} is an apocalyptic number.

It is an amenable number.

11133312311321 is a deficient number, since it is larger than the sum of its proper divisors (629529893479).

11133312311321 is a wasteful number, since it uses less digits than its factorization.

11133312311321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2178304399.

The product of its digits is 972, while the sum is 26.

Adding to 11133312311321 its reverse (12311321333111), we get a palindrome (23444633644432).

The spelling of 11133312311321 in words is "eleven trillion, one hundred thirty-three billion, three hundred twelve million, three hundred eleven thousand, three hundred twenty-one".