Base | Representation |
---|---|
bin | 11001100001000010111111… |
… | …001000101000101111111001 |
3 | 112201100022212221201120222012 |
4 | 121201002333020220233321 |
5 | 104202121341212102301 |
6 | 1034402043204335305 |
7 | 32431531361666012 |
oct | 3141027710505771 |
9 | 481308787646865 |
10 | 112222112222201 |
11 | 328371487a7a83 |
12 | 107054923a4535 |
13 | 4a80666009637 |
14 | 1d9d817506009 |
15 | ce924c05debb |
hex | 6610bf228bf9 |
112222112222201 has 48 divisors (see below), whose sum is σ = 124779883464720. Its totient is φ = 100542157148160.
The previous prime is 112222112222177. The next prime is 112222112222239. The reversal of 112222112222201 is 102222211222211.
It can be written as a sum of positive squares in 8 ways, for example, as 6481611901801 + 105740500320400 = 2545901^2 + 10283020^2 .
It is not a de Polignac number, because 112222112222201 - 214 = 112222112205817 is a prime.
It is a super-2 number, since 2×1122221122222012 (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 (112222112222281) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 208729541 + ... + 209266493.
It is an arithmetic number, because the mean of its divisors is an integer number (2599580905515).
Almost surely, 2112222112222201 is an apocalyptic number.
It is an amenable number.
112222112222201 is a deficient number, since it is larger than the sum of its proper divisors (12557771242519).
112222112222201 is a wasteful number, since it uses less digits than its factorization.
112222112222201 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 537226 (or 537183 counting only the distinct ones).
The product of its (nonzero) digits is 512, while the sum is 23.
Adding to 112222112222201 its reverse (102222211222211), we get a palindrome (214444323444412).
The spelling of 112222112222201 in words is "one hundred twelve trillion, two hundred twenty-two billion, one hundred twelve million, two hundred twenty-two thousand, two hundred one".
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