11131322111320 has 128 divisors (see below), whose sum is σ = 25341104275200. Its totient is φ = 4400306712576.

The previous prime is 11131322111309. The next prime is 11131322111333. The reversal of 11131322111320 is 2311122313111.

It is a junction number, because it is equal to n+sod(n) for n = 11131322111291 and 11131322111300.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1232836566 + ... + 1232845594.

It is an arithmetic number, because the mean of its divisors is an integer number (197977377150).

Almost surely, 2^{11131322111320} is an apocalyptic number.

11131322111320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11131322111320 is an abundant number, since it is smaller than the sum of its proper divisors (14209782163880).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11131322111320 is a wasteful number, since it uses less digits than its factorization.

11131322111320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10157 (or 10153 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 22.

Adding to 11131322111320 its reverse (2311122313111), we get a palindrome (13442444424431).

The spelling of 11131322111320 in words is "eleven trillion, one hundred thirty-one billion, three hundred twenty-two million, one hundred eleven thousand, three hundred twenty".