Base | Representation |
---|---|
bin | 10100101011011111… |
… | …00101000000000101 |
3 | 1001122201202210212210 |
4 | 22111233211000011 |
5 | 140214131241401 |
6 | 5033354534033 |
7 | 542060150211 |
oct | 122557450005 |
9 | 31581683783 |
10 | 11102212101 |
11 | 4787a00302 |
12 | 219a137319 |
13 | 107c163c96 |
14 | 7746b9941 |
15 | 44ea2e4d6 |
hex | 295be5005 |
11102212101 has 16 divisors (see below), whose sum is σ = 15311237760. Its totient is φ = 7150836480.
The previous prime is 11102212061. The next prime is 11102212181. The reversal of 11102212101 is 10121220111.
It is not a de Polignac number, because 11102212101 - 222 = 11098017797 is a prime.
It is a super-2 number, since 2×111022121012 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (11102212181) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 425496 + ... + 450833.
It is an arithmetic number, because the mean of its divisors is an integer number (956952360).
Almost surely, 211102212101 is an apocalyptic number.
It is an amenable number.
11102212101 is a deficient number, since it is larger than the sum of its proper divisors (4209025659).
11102212101 is a wasteful number, since it uses less digits than its factorization.
11102212101 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 876476.
The product of its (nonzero) digits is 8, while the sum is 12.
Adding to 11102212101 its reverse (10121220111), we get a palindrome (21223432212).
The spelling of 11102212101 in words is "eleven billion, one hundred two million, two hundred twelve thousand, one hundred one".
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