13111332032320 has 56 divisors (see below), whose sum is σ = 31221955669248. Its totient is φ = 5244432652800.

The previous prime is 13111332032269. The next prime is 13111332032347. The reversal of 13111332032320 is 2323023311131.

13111332032320 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17694885 + ... + 18420955.

Almost surely, 2^{13111332032320} is an apocalyptic number.

13111332032320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13111332032320 is an abundant number, since it is smaller than the sum of its proper divisors (18110623636928).

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

13111332032320 is an equidigital number, since it uses as much as digits as its factorization.

13111332032320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 782519 (or 782509 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 25.

Adding to 13111332032320 its reverse (2323023311131), we get a palindrome (15434355343451).

The spelling of 13111332032320 in words is "thirteen trillion, one hundred eleven billion, three hundred thirty-two million, thirty-two thousand, three hundred twenty".