Base | Representation |
---|---|
bin | 1001001011111001110100… |
… | …11110010100110010110011 |
3 | 2122112010021112002010210011 |
4 | 10211330322132110302303 |
5 | 10121430013312033412 |
6 | 110543503244515351 |
7 | 4153263042563212 |
oct | 445747236246263 |
9 | 78463245063704 |
10 | 20200212221107 |
11 | 64889531a9086 |
12 | 2322b2a24bb57 |
13 | b36b44578a19 |
14 | 4db9a45c3079 |
15 | 2506c1c7a7a7 |
hex | 125f3a794cb3 |
20200212221107 has 2 divisors, whose sum is σ = 20200212221108. Its totient is φ = 20200212221106.
The previous prime is 20200212221089. The next prime is 20200212221129. The reversal of 20200212221107 is 70112221200202.
It is an a-pointer prime, because the next prime (20200212221129) can be obtained adding 20200212221107 to its sum of digits (22).
It is a weak prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-20200212221107 is a prime.
It is not a weakly prime, because it can be changed into another prime (20200212221177) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10100106110553 + 10100106110554.
It is an arithmetic number, because the mean of its divisors is an integer number (10100106110554).
Almost surely, 220200212221107 is an apocalyptic number.
20200212221107 is a deficient number, since it is larger than the sum of its proper divisors (1).
20200212221107 is an equidigital number, since it uses as much as digits as its factorization.
20200212221107 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 448, while the sum is 22.
Adding to 20200212221107 its reverse (70112221200202), we get a palindrome (90312433421309).
The spelling of 20200212221107 in words is "twenty trillion, two hundred billion, two hundred twelve million, two hundred twenty-one thousand, one hundred seven".
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