Base | Representation |
---|---|
bin | 110000001111111011110001… |
… | …010001110101010110011001 |
3 | 1000211100020101122011110020000 |
4 | 300033323301101311112121 |
5 | 210303201030231211301 |
6 | 2031151515253123213 |
7 | 62461013416026201 |
oct | 6017736121652631 |
9 | 1024306348143200 |
10 | 212201202210201 |
11 | 6168302a6346a6 |
12 | 1b972021329509 |
13 | 91536450870c9 |
14 | 3a5884322b401 |
15 | 197ec90c59786 |
hex | c0fef1475599 |
212201202210201 has 80 divisors (see below), whose sum is σ = 330967964264256. Its totient is φ = 135371830898304.
The previous prime is 212201202210061. The next prime is 212201202210229. The reversal of 212201202210201 is 102012202102212.
It is a happy number.
212201202210201 is a `hidden beast` number, since 2 + 1 + 220 + 1 + 20 + 221 + 0 + 201 = 666.
It is not a de Polignac number, because 212201202210201 - 214 = 212201202193817 is a prime.
It is a super-2 number, since 2×2122012022102012 (a number of 29 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (212201202210281) by changing a digit.
It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 125239591 + ... + 126922643.
Almost surely, 2212201202210201 is an apocalyptic number.
It is an amenable number.
212201202210201 is a deficient number, since it is larger than the sum of its proper divisors (118766762054055).
212201202210201 is a wasteful number, since it uses less digits than its factorization.
212201202210201 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1683844 (or 1683835 counting only the distinct ones).
The product of its (nonzero) digits is 128, while the sum is 18.
Adding to 212201202210201 its reverse (102012202102212), we get a palindrome (314213404312413).
The spelling of 212201202210201 in words is "two hundred twelve trillion, two hundred one billion, two hundred two million, two hundred ten thousand, two hundred one".
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