Base | Representation |
---|---|
bin | 101101101101001110011110… |
… | …111101001111111110000100 |
3 | 222100202022210220111101100020 |
4 | 231231032132331033332010 |
5 | 202322003000412223022 |
6 | 1551311153424015140 |
7 | 60225134343462243 |
oct | 5555163675177604 |
9 | 870668726441306 |
10 | 201020021211012 |
11 | 59062126435423 |
12 | 1a66703a4614b0 |
13 | 882215044aa33 |
14 | 378d5c70b495a |
15 | 1838ed336135c |
hex | b6d39ef4ff84 |
201020021211012 has 48 divisors (see below), whose sum is σ = 469720201762560. Its totient is φ = 66910521231648.
The previous prime is 201020021210959. The next prime is 201020021211041. The reversal of 201020021211012 is 210112120020102.
It is a junction number, because it is equal to n+sod(n) for n = 201020021210982 and 201020021211000.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23207163 + ... + 30669405.
It is an arithmetic number, because the mean of its divisors is an integer number (9785837536720).
Almost surely, 2201020021211012 is an apocalyptic number.
It is an amenable number.
201020021211012 is an abundant number, since it is smaller than the sum of its proper divisors (268700180551548).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
201020021211012 is a wasteful number, since it uses less digits than its factorization.
201020021211012 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7465472 (or 7465470 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 15.
Adding to 201020021211012 its reverse (210112120020102), we get a palindrome (411132141231114).
The spelling of 201020021211012 in words is "two hundred one trillion, twenty billion, twenty-one million, two hundred eleven thousand, twelve".
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