11111113230120 has 48 divisors (see below), whose sum is σ = 36111117999060. Its totient is φ = 2962963527936.

The previous prime is 11111113230089. The next prime is 11111113230187. The reversal of 11111113230120 is 2103231111111.

11111113230120 is a `hidden beast` number, since 1 + 111 + 111 + 323 + 0 + 120 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 10351109374596 + 760003855524 = 3217314^2 + 871782^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 11111113230093 and 11111113230102.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15432101349 + ... + 15432102068.

Almost surely, 2^{11111113230120} is an apocalyptic number.

11111113230120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11111113230120 is an abundant number, since it is smaller than the sum of its proper divisors (25000004768940).

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

11111113230120 is a wasteful number, since it uses less digits than its factorization.

11111113230120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30864203434 (or 30864203427 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 18.

Adding to 11111113230120 its reverse (2103231111111), we get a palindrome (13214344341231).

The spelling of 11111113230120 in words is "eleven trillion, one hundred eleven billion, one hundred thirteen million, two hundred thirty thousand, one hundred twenty".