Base | Representation |
---|---|
bin | 10000001011110101000… |
… | …000100010001000111000 |
3 | 10221022210222022202011221 |
4 | 100023311000202020320 |
5 | 121210302300320440 |
6 | 2210535421401424 |
7 | 143232440015203 |
oct | 20136500421070 |
9 | 3838728282157 |
10 | 1112212120120 |
11 | 399760823652 |
12 | 15b679709274 |
13 | 80b5bb7b95a |
14 | 3bb8d34093a |
15 | 1dde7b71d4a |
hex | 102f5022238 |
1112212120120 has 128 divisors (see below), whose sum is σ = 2672073411840. Its totient is φ = 415188633600.
The previous prime is 1112212120087. The next prime is 1112212120127. The reversal of 1112212120120 is 210212122111.
It is a junction number, because it is equal to n+sod(n) for n = 1112212120094 and 1112212120103.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1112212120127) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 49090795 + ... + 49113445.
It is an arithmetic number, because the mean of its divisors is an integer number (20875573530).
Almost surely, 21112212120120 is an apocalyptic number.
1112212120120 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 1112212120120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1336036705920).
1112212120120 is an abundant number, since it is smaller than the sum of its proper divisors (1559861291720).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1112212120120 is a wasteful number, since it uses less digits than its factorization.
1112212120120 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 23285 (or 23281 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 16.
Adding to 1112212120120 its reverse (210212122111), we get a palindrome (1322424242231).
The spelling of 1112212120120 in words is "one trillion, one hundred twelve billion, two hundred twelve million, one hundred twenty thousand, one hundred twenty".
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