11311322101320 has 64 divisors (see below), whose sum is σ = 33939439110720. Its totient is φ = 3015866088704.

The previous prime is 11311322101237. The next prime is 11311322101349. The reversal of 11311322101320 is 2310122311311.

It is a super-3 number, since 3×11311322101320³ (a number of 40 digits) contains 333 as substring.

It is an unprimeable number.

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, 6853659 + ... + 8342378.

It is an arithmetic number, because the mean of its divisors is an integer number (530303736105).

Almost surely, 2^{11311322101320} is an apocalyptic number.

11311322101320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11311322101320 is an abundant number, since it is smaller than the sum of its proper divisors (22628117009400).

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

11311322101320 is a wasteful number, since it uses less digits than its factorization.

11311322101320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15202254 (or 15202250 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 21.

Adding to 11311322101320 its reverse (2310122311311), we get a palindrome (13621444412631).

The spelling of 11311322101320 in words is "eleven trillion, three hundred eleven billion, three hundred twenty-two million, one hundred one thousand, three hundred twenty".