Base | Representation |
---|---|
bin | 101101101100111100111101… |
… | …110010011010101100010011 |
3 | 222100200112020222222100200021 |
4 | 231230330331302122230103 |
5 | 202321200440021042321 |
6 | 1551254403122204311 |
7 | 60223600250333116 |
oct | 5554747562325423 |
9 | 870615228870607 |
10 | 201001211112211 |
11 | 59055153644824 |
12 | 1a66346aab3697 |
13 | 882044343ca63 |
14 | 378c720c5057d |
15 | 1838781cd8941 |
hex | b6cf3dc9ab13 |
201001211112211 has 32 divisors (see below), whose sum is σ = 214115586742080. Its totient is φ = 188148453696000.
The previous prime is 201001211112179. The next prime is 201001211112227. The reversal of 201001211112211 is 112211112100102.
It is a cyclic number.
It is not a de Polignac number, because 201001211112211 - 25 = 201001211112179 is a prime.
It is a super-2 number, since 2×2010012111122112 (a number of 29 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (201001011112211) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2422214341 + ... + 2422297321.
It is an arithmetic number, because the mean of its divisors is an integer number (6691112085690).
Almost surely, 2201001211112211 is an apocalyptic number.
201001211112211 is a deficient number, since it is larger than the sum of its proper divisors (13114375629869).
201001211112211 is a wasteful number, since it uses less digits than its factorization.
201001211112211 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 85687.
The product of its (nonzero) digits is 16, while the sum is 16.
Adding to 201001211112211 its reverse (112211112100102), we get a palindrome (313212323212313).
The spelling of 201001211112211 in words is "two hundred one trillion, one billion, two hundred eleven million, one hundred twelve thousand, two hundred eleven".
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