Base | Representation |
---|---|
bin | 1011101100110100100… |
… | …1001000110001001111 |
3 | 201012211202012011222002 |
4 | 2323031021020301033 |
5 | 11243132104020421 |
6 | 232202014342515 |
7 | 20344135452101 |
oct | 2731511106117 |
9 | 635752164862 |
10 | 201010220111 |
11 | 78280035558 |
12 | 32b59abaa3b |
13 | 15c556c715c |
14 | 9a2c32d571 |
15 | 5366ec3b0b |
hex | 2ecd248c4f |
201010220111 has 16 divisors (see below), whose sum is σ = 214011360000. Its totient is φ = 188252133696.
The previous prime is 201010220093. The next prime is 201010220137. The reversal of 201010220111 is 111022010102.
201010220111 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a cyclic number.
It is not a de Polignac number, because 201010220111 - 226 = 200943111247 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 201010220092 and 201010220101.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (201010220011) 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 in 15 ways as a sum of consecutive naturals, for example, 11183750 + ... + 11201708.
It is an arithmetic number, because the mean of its divisors is an integer number (13375710000).
Almost surely, 2201010220111 is an apocalyptic number.
201010220111 is a deficient number, since it is larger than the sum of its proper divisors (13001139889).
201010220111 is a wasteful number, since it uses less digits than its factorization.
201010220111 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 24686.
The product of its (nonzero) digits is 8, while the sum is 11.
Adding to 201010220111 its reverse (111022010102), we get a palindrome (312032230213).
The spelling of 201010220111 in words is "two hundred one billion, ten million, two hundred twenty thousand, one hundred eleven".
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