| Base | Representation |
|---|---|
| bin | 10110010111110101… |
| … | …01101101111000000 |
| 3 | 1011000002000011020001 |
| 4 | 23023322231233000 |
| 5 | 144044320213440 |
| 6 | 5303503325344 |
| 7 | 603434450344 |
| oct | 131372555700 |
| 9 | 34002004201 |
| 10 | 12011101120 |
| 11 | 5103a54057 |
| 12 | 23b25b0854 |
| 13 | 1195550635 |
| 14 | 81d2ab624 |
| 15 | 4a4714b9a |
| hex | 2cbeadbc0 |
12011101120 has 112 divisors (see below), whose sum is σ = 30422746368. Its totient is φ = 4501094400.
The previous prime is 12011101111. The next prime is 12011101139. The reversal of 12011101120 is 2110111021.
It is a super-2 number, since 2×120111011202 (a number of 21 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (10).
It is a junction number, because it is equal to n+sod(n) for n = 12011101097 and 12011101106.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1208170 + ... + 1218070.
It is an arithmetic number, because the mean of its divisors is an integer number (271631664).
Almost surely, 212011101120 is an apocalyptic number.
12011101120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 12011101120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15211373184).
12011101120 is an abundant number, since it is smaller than the sum of its proper divisors (18411645248).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12011101120 is a wasteful number, since it uses less digits than its factorization.
12011101120 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10158 (or 10148 counting only the distinct ones).
The product of its (nonzero) digits is 4, while the sum is 10.
Adding to 12011101120 its reverse (2110111021), we get a palindrome (14121212141).
Subtracting from 12011101120 its reverse (2110111021), we obtain a palindrome (9900990099).
The spelling of 12011101120 in words is "twelve billion, eleven million, one hundred one thousand, one hundred twenty".
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