11112130120 has 64 divisors (see below), whose sum is σ = 30772062720. Its totient is φ = 3516804864.

The previous prime is 11112130109. The next prime is 11112130157. The reversal of 11112130120 is 2103121111.

It is a happy number.

It is a super-2 number, since 2×11112130120² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a self number, because there is not a number n which added to its sum of digits gives 11112130120.

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, 1522752 + ... + 1530031.

It is an arithmetic number, because the mean of its divisors is an integer number (480813480).

Almost surely, 2^11112130120 is an apocalyptic number.

11112130120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11112130120 is an abundant number, since it is smaller than the sum of its proper divisors (19659932600).

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

11112130120 is a wasteful number, since it uses less digits than its factorization.

11112130120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3052814 (or 3052810 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 13.

Adding to 11112130120 its reverse (2103121111), we get a palindrome (13215251231).

Subtracting from 11112130120 its reverse (2103121111), we obtain a palindrome (9009009009).

The spelling of 11112130120 in words is "eleven billion, one hundred twelve million, one hundred thirty thousand, one hundred twenty".