Base | Representation |
---|---|
bin | 101101101111111111100110… |
… | …100100010101101000111011 |
3 | 222101102111200212200212211221 |
4 | 231233333212210111220323 |
5 | 202333111443001414321 |
6 | 1551534405041132511 |
7 | 60244646233642126 |
oct | 5557774644255073 |
9 | 871374625625757 |
10 | 201210201201211 |
11 | 59125849047944 |
12 | 1a697a7532a137 |
13 | 883706b14c007 |
14 | 37988a8cc73bd |
15 | 183de1462ce41 |
hex | b6ffe6915a3b |
201210201201211 has 4 divisors (see below), whose sum is σ = 201664400301432. Its totient is φ = 200756002100992.
The previous prime is 201210201201199. The next prime is 201210201201301. The reversal of 201210201201211 is 112102102012102.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 201210201201211 - 217 = 201210201070139 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (201210201202211) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 227099549446 + ... + 227099550331.
It is an arithmetic number, because the mean of its divisors is an integer number (50416100075358).
Almost surely, 2201210201201211 is an apocalyptic number.
201210201201211 is a deficient number, since it is larger than the sum of its proper divisors (454199100221).
201210201201211 is an equidigital number, since it uses as much as digits as its factorization.
201210201201211 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 454199100220.
The product of its (nonzero) digits is 32, while the sum is 16.
Adding to 201210201201211 its reverse (112102102012102), we get a palindrome (313312303213313).
The spelling of 201210201201211 in words is "two hundred one trillion, two hundred ten billion, two hundred one million, two hundred one thousand, two hundred eleven".
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