Base | Representation |
---|---|
bin | 110100010000001011… |
… | …1001100101111101001 |
3 | 101201122020212102000021 |
4 | 1220200113030233221 |
5 | 3314302244231441 |
6 | 123314410440441 |
7 | 11051502062530 |
oct | 1504027145751 |
9 | 351566772007 |
10 | 112212102121 |
11 | 43652896189 |
12 | 198b7733121 |
13 | a7738a7b82 |
14 | 5606cd1317 |
15 | 2dbb4053d1 |
hex | 1a205ccbe9 |
112212102121 has 8 divisors (see below), whose sum is σ = 128244830400. Its totient is φ = 96179980848.
The previous prime is 112212102103. The next prime is 112212102131. The reversal of 112212102121 is 121201212211.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 112212102121 - 27 = 112212101993 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 112212102095 and 112212102104.
It is not an unprimeable number, because it can be changed into a prime (112212102131) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 358995 + ... + 594391.
It is an arithmetic number, because the mean of its divisors is an integer number (16030603800).
Almost surely, 2112212102121 is an apocalyptic number.
It is an amenable number.
112212102121 is a deficient number, since it is larger than the sum of its proper divisors (16032728279).
112212102121 is an equidigital number, since it uses as much as digits as its factorization.
112212102121 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 303503.
The product of its (nonzero) digits is 32, while the sum is 16.
Adding to 112212102121 its reverse (121201212211), we get a palindrome (233413314332).
The spelling of 112212102121 in words is "one hundred twelve billion, two hundred twelve million, one hundred two thousand, one hundred twenty-one".
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