Base | Representation |
---|---|
bin | 10000000010100001011… |
… | …111110101000001110101 |
3 | 10220101000200110111120000 |
4 | 100002201133311001311 |
5 | 121024322100300341 |
6 | 2202204155301513 |
7 | 142430031536100 |
oct | 20024137650165 |
9 | 3811020414500 |
10 | 1102221103221 |
11 | 3954a4094797 |
12 | 15974b74a899 |
13 | 7cc28cb8234 |
14 | 3b4c2479737 |
15 | 1da1098a8b6 |
hex | 100a17f5075 |
1102221103221 has 60 divisors (see below), whose sum is σ = 1981395403020. Its totient is φ = 608121924480.
The previous prime is 1102221103127. The next prime is 1102221103231. The reversal of 1102221103221 is 1223011222011.
1102221103221 is a `hidden beast` number, since 1 + 10 + 222 + 110 + 322 + 1 = 666.
It can be written as a sum of positive squares in 2 ways, for example, as 820499002596 + 281722100625 = 905814^2 + 530775^2 .
It is not a de Polignac number, because 1102221103221 - 211 = 1102221101173 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 1102221103194 and 1102221103203.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1102221103231) by changing a digit.
It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 4672960 + ... + 4903161.
It is an arithmetic number, because the mean of its divisors is an integer number (33023256717).
Almost surely, 21102221103221 is an apocalyptic number.
It is an amenable number.
1102221103221 is a deficient number, since it is larger than the sum of its proper divisors (879174299799).
1102221103221 is an equidigital number, since it uses as much as digits as its factorization.
1102221103221 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9576176 (or 9576160 counting only the distinct ones).
The product of its (nonzero) digits is 96, while the sum is 18.
Adding to 1102221103221 its reverse (1223011222011), we get a palindrome (2325232325232).
The spelling of 1102221103221 in words is "one trillion, one hundred two billion, two hundred twenty-one million, one hundred three thousand, two hundred twenty-one".
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