11103011030120 has 64 divisors (see below), whose sum is σ = 25564717221120. Its totient is φ = 4337586134784.

The previous prime is 11103011030107. The next prime is 11103011030131. The reversal of 11103011030120 is 2103011030111.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 11103011030095 and 11103011030104.

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, 22680254 + ... + 23164626.

It is an arithmetic number, because the mean of its divisors is an integer number (399448706580).

Almost surely, 2^{11103011030120} is an apocalyptic number.

11103011030120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11103011030120 is an abundant number, since it is smaller than the sum of its proper divisors (14461706191000).

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

11103011030120 is a wasteful number, since it uses less digits than its factorization.

11103011030120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 497754 (or 497750 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 14.

Adding to 11103011030120 its reverse (2103011030111), we get a palindrome (13206022060231).

Subtracting from 11103011030120 its reverse (2103011030111), we obtain a palindrome (9000000000009).

The spelling of 11103011030120 in words is "eleven trillion, one hundred three billion, eleven million, thirty thousand, one hundred twenty".