Base | Representation |
---|---|
bin | 1001000110011011101000… |
… | …00100100111111010111100 |
3 | 2121212010222121220210002111 |
4 | 10203031310010213322330 |
5 | 10110334441200014322 |
6 | 110321251110303404 |
7 | 4133555654226346 |
oct | 443156404477274 |
9 | 77763877823074 |
10 | 20012200001212 |
11 | 6416143202571 |
12 | 22b25b9357b64 |
13 | b221b0a03273 |
14 | 4d284a65c296 |
15 | 24a86ae61177 |
hex | 123374127ebc |
20012200001212 has 24 divisors (see below), whose sum is σ = 35510591270000. Its totient is φ = 9866390115456.
The previous prime is 20012200001201. The next prime is 20012200001237. The reversal of 20012200001212 is 21210000221002.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 20012200001192 and 20012200001201.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8073087 + ... + 10256662.
Almost surely, 220012200001212 is an apocalyptic number.
It is an amenable number.
20012200001212 is a deficient number, since it is larger than the sum of its proper divisors (15498391268788).
20012200001212 is a wasteful number, since it uses less digits than its factorization.
20012200001212 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 18333565 (or 18333563 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 13.
Adding to 20012200001212 its reverse (21210000221002), we get a palindrome (41222200222214).
The spelling of 20012200001212 in words is "twenty trillion, twelve billion, two hundred million, one thousand, two hundred twelve".
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