Base | Representation |
---|---|
bin | 101101111101000110101110… |
… | …010110100111011100101001 |
3 | 222111121122100010011210021100 |
4 | 231331012232112213130221 |
5 | 202442342220002242301 |
6 | 1553504334250232013 |
7 | 60400023656450451 |
oct | 5575065626473451 |
9 | 874548303153240 |
10 | 202111201212201 |
11 | 594429740687a6 |
12 | 1a802608425609 |
13 | 88a1009b4a2a8 |
14 | 37ca33d020d61 |
15 | 185759983e286 |
hex | b7d1ae5a7729 |
202111201212201 has 96 divisors (see below), whose sum is σ = 319473548140032. Its totient is φ = 122623177420800.
The previous prime is 202111201212191. The next prime is 202111201212253. The reversal of 202111201212201 is 102212102111202.
202111201212201 is a `hidden beast` number, since 20 + 21 + 11 + 201 + 212 + 201 = 666.
It is not a de Polignac number, because 202111201212201 - 25 = 202111201212169 is a prime.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (202111201212101) by changing a digit.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 6792953941 + ... + 6792983693.
It is an arithmetic number, because the mean of its divisors is an integer number (3327849459792).
Almost surely, 2202111201212201 is an apocalyptic number.
It is an amenable number.
202111201212201 is a deficient number, since it is larger than the sum of its proper divisors (117362346927831).
202111201212201 is a wasteful number, since it uses less digits than its factorization.
202111201212201 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 40143 (or 40140 counting only the distinct ones).
The product of its (nonzero) digits is 64, while the sum is 18.
Adding to 202111201212201 its reverse (102212102111202), we get a palindrome (304323303323403).
The spelling of 202111201212201 in words is "two hundred two trillion, one hundred eleven billion, two hundred one million, two hundred twelve thousand, two hundred one".
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