Base | Representation |
---|---|
bin | 1010111011101010011100… |
… | …0111010111100111011100 |
3 | 1120120010000222120211202122 |
4 | 2232322213013113213130 |
5 | 3033414202242033040 |
6 | 41321545023042112 |
7 | 2350265556040634 |
oct | 256724707274734 |
9 | 46503028524678 |
10 | 12020122221020 |
11 | 39147836a2331 |
12 | 14216b6740338 |
13 | 6926534bb344 |
14 | 2d7ac41db6c4 |
15 | 15ca0e7801b5 |
hex | aeea71d79dc |
12020122221020 has 24 divisors (see below), whose sum is σ = 25317159517104. Its totient is φ = 4793781678336.
The previous prime is 12020122220971. The next prime is 12020122221059. The reversal of 12020122221020 is 2012222102021.
It is a happy number.
It is a self number, because there is not a number n which added to its sum of digits gives 12020122221020.
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, 891693722 + ... + 891707201.
It is an arithmetic number, because the mean of its divisors is an integer number (1054881646546).
Almost surely, 212020122221020 is an apocalyptic number.
12020122221020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
12020122221020 is an abundant number, since it is smaller than the sum of its proper divisors (13297037296084).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12020122221020 is a wasteful number, since it uses less digits than its factorization.
12020122221020 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1783401269 (or 1783401267 counting only the distinct ones).
The product of its (nonzero) digits is 128, while the sum is 17.
Adding to 12020122221020 its reverse (2012222102021), we get a palindrome (14032344323041).
The spelling of 12020122221020 in words is "twelve trillion, twenty billion, one hundred twenty-two million, two hundred twenty-one thousand, twenty".
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