Base | Representation |
---|---|
bin | 101101101111110111001111… |
… | …010111011001110110010100 |
3 | 222101101122112002202012102212 |
4 | 231233313033113121312110 |
5 | 202332440100313000040 |
6 | 1551530322041452552 |
7 | 60244210562665034 |
oct | 5557671727316624 |
9 | 871348462665385 |
10 | 201201222000020 |
11 | 59121a60572110 |
12 | 1a69618a1a1158 |
13 | 8836269aa1908 |
14 | 37982965678c4 |
15 | 183da8b1add65 |
hex | b6fdcf5d9d94 |
201201222000020 has 96 divisors (see below), whose sum is σ = 465860467328256. Its totient is φ = 72386055705600.
The previous prime is 201201221999959. The next prime is 201201222000061. The reversal of 201201222000020 is 20000222102102.
It is a junction number, because it is equal to n+sod(n) for n = 201201221999959 and 201201222000004.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (31) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4452536 + ... + 20548175.
It is an arithmetic number, because the mean of its divisors is an integer number (4852713201336).
Almost surely, 2201201222000020 is an apocalyptic number.
201201222000020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
201201222000020 is an abundant number, since it is smaller than the sum of its proper divisors (264659245328236).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
201201222000020 is a wasteful number, since it uses less digits than its factorization.
201201222000020 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 25001121 (or 25001119 counting only the distinct ones).
The product of its (nonzero) digits is 64, while the sum is 14.
Adding to 201201222000020 its reverse (20000222102102), we get a palindrome (221201444102122).
The spelling of 201201222000020 in words is "two hundred one trillion, two hundred one billion, two hundred twenty-two million, twenty", and thus it is an aban number.
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