11103113231320 has 64 divisors (see below), whose sum is σ = 27260331040800. Its totient is φ = 4036423879680.

The previous prime is 11103113231317. The next prime is 11103113231341. The reversal of 11103113231320 is 2313231130111.

11103113231320 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 11103113231291 and 11103113231300.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1689259 + ... + 5005978.

Almost surely, 2^{11103113231320} is an apocalyptic number.

11103113231320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11103113231320 is an abundant number, since it is smaller than the sum of its proper divisors (16157217809480).

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

11103113231320 is a wasteful number, since it uses less digits than its factorization.

11103113231320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6699028 (or 6699024 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 22.

Adding to 11103113231320 its reverse (2313231130111), we get a palindrome (13416344361431).

The spelling of 11103113231320 in words is "eleven trillion, one hundred three billion, one hundred thirteen million, two hundred thirty-one thousand, three hundred twenty".