Base | Representation |
---|---|
bin | 1001000110010111111001… |
… | …11110110110111100111100 |
3 | 2121211221211101022212100111 |
4 | 10203023330332312330330 |
5 | 10110321343203014322 |
6 | 110320320534235404 |
7 | 4133455313424433 |
oct | 443137476667474 |
9 | 77757741285314 |
10 | 20010202001212 |
11 | 64153084015a5 |
12 | 22b21401b5b64 |
13 | b21c52aa9347 |
14 | 4d26db16411a |
15 | 24a7a0846177 |
hex | 1232fcfb6f3c |
20010202001212 has 12 divisors (see below), whose sum is σ = 35019340687800. Its totient is φ = 10004676090416.
The previous prime is 20010202001149. The next prime is 20010202001221. The reversal of 20010202001212 is 21210020201002.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 20010202001192 and 20010202001201.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 106121578 + ... + 106309969.
It is an arithmetic number, because the mean of its divisors is an integer number (2918278390650).
Almost surely, 220010202001212 is an apocalyptic number.
It is an amenable number.
20010202001212 is a deficient number, since it is larger than the sum of its proper divisors (15009138686588).
20010202001212 is a wasteful number, since it uses less digits than its factorization.
20010202001212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 212455100 (or 212455098 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 13.
Adding to 20010202001212 its reverse (21210020201002), we get a palindrome (41220222202214).
The spelling of 20010202001212 in words is "twenty trillion, ten billion, two hundred two million, one thousand, two hundred twelve".
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