11311113001321 has 16 divisors (see below), whose sum is σ = 13766515173504. Its totient is φ = 9072186211584.

The previous prime is 11311113001291. The next prime is 11311113001399. The reversal of 11311113001321 is 12310031111311.

It is a cyclic number.

It is not a de Polignac number, because 11311113001321 - 2²⁷ = 11310978783593 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11311113005321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 274694355 + ... + 274735528.

It is an arithmetic number, because the mean of its divisors is an integer number (860407198344).

Almost surely, 2^{11311113001321} is an apocalyptic number.

It is an amenable number.

11311113001321 is a deficient number, since it is larger than the sum of its proper divisors (2455402172183).

11311113001321 is a wasteful number, since it uses less digits than its factorization.

11311113001321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 549430080.

The product of its (nonzero) digits is 54, while the sum is 19.

Adding to 11311113001321 its reverse (12310031111311), we get a palindrome (23621144112632).

The spelling of 11311113001321 in words is "eleven trillion, three hundred eleven billion, one hundred thirteen million, one thousand, three hundred twenty-one".