11112111232120 has 32 divisors (see below), whose sum is σ = 25003600570800. Its totient is φ = 4444604439808.

The previous prime is 11112111232099. The next prime is 11112111232171. The reversal of 11112111232120 is 2123211121111.

11112111232120 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, 6750829 + ... + 8233948.

Almost surely, 2^{11112111232120} is an apocalyptic number.

11112111232120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11112111232120 is an abundant number, since it is smaller than the sum of its proper divisors (13891489338680).

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

11112111232120 is a wasteful number, since it uses less digits than its factorization.

11112111232120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15003327 (or 15003323 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 19.

Adding to 11112111232120 its reverse (2123211121111), we get a palindrome (13235322353231).

The spelling of 11112111232120 in words is "eleven trillion, one hundred twelve billion, one hundred eleven million, two hundred thirty-two thousand, one hundred twenty".