Base | Representation |
---|---|
bin | 10000001011110100010… |
… | …110011111101110111101 |
3 | 10221022210012120212201112 |
4 | 100023310112133232331 |
5 | 121210241440201341 |
6 | 2210534345251405 |
7 | 143232244240211 |
oct | 20136426375675 |
9 | 3838705525645 |
10 | 1112201100221 |
11 | 3997555871a2 |
12 | 15b675a93b65 |
13 | 80b597c0ac3 |
14 | 3bb8bab2941 |
15 | 1dde6be6aeb |
hex | 102f459fbbd |
1112201100221 has 4 divisors (see below), whose sum is σ = 1113888811200. Its totient is φ = 1110513389244.
The previous prime is 1112201100187. The next prime is 1112201100239. The reversal of 1112201100221 is 1220011022111.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 1112201100221 - 210 = 1112201099197 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 1112201100196 and 1112201100205.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1112201100121) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 843854501 + ... + 843855818.
It is an arithmetic number, because the mean of its divisors is an integer number (278472202800).
Almost surely, 21112201100221 is an apocalyptic number.
It is an amenable number.
1112201100221 is a deficient number, since it is larger than the sum of its proper divisors (1687710979).
1112201100221 is an equidigital number, since it uses as much as digits as its factorization.
1112201100221 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1687710978.
The product of its (nonzero) digits is 16, while the sum is 14.
Adding to 1112201100221 its reverse (1220011022111), we get a palindrome (2332212122332).
The spelling of 1112201100221 in words is "one trillion, one hundred twelve billion, two hundred one million, one hundred thousand, two hundred twenty-one".
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