Base | Representation |
---|---|
bin | 1001001001000010111001… |
… | …01000010010110100101011 |
3 | 2122011201210000100210100102 |
4 | 10210201130220102310223 |
5 | 10113322344224341021 |
6 | 110430422021500015 |
7 | 4143215216225432 |
oct | 444413450226453 |
9 | 78151700323312 |
10 | 20102001012011 |
11 | 6450235571076 |
12 | 2307a9b57160b |
13 | b2a7c2533349 |
14 | 4d6d28d5c119 |
15 | 24cd74ad300b |
hex | 12485ca12d2b |
20102001012011 has 2 divisors, whose sum is σ = 20102001012012. Its totient is φ = 20102001012010.
The previous prime is 20102001012001. The next prime is 20102001012031. The reversal of 20102001012011 is 11021010020102.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 20102001012011 - 26 = 20102001011947 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 20102001011983 and 20102001012001.
It is not a weakly prime, because it can be changed into another prime (20102001012001) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10051000506005 + 10051000506006.
It is an arithmetic number, because the mean of its divisors is an integer number (10051000506006).
Almost surely, 220102001012011 is an apocalyptic number.
20102001012011 is a deficient number, since it is larger than the sum of its proper divisors (1).
20102001012011 is an equidigital number, since it uses as much as digits as its factorization.
20102001012011 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 8, while the sum is 11.
Adding to 20102001012011 its reverse (11021010020102), we get a palindrome (31123011032113).
The spelling of 20102001012011 in words is "twenty trillion, one hundred two billion, one million, twelve thousand, eleven".
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