Base | Representation |
---|---|
bin | 1001100110011000101010… |
… | …10101100001001000010110 |
3 | 2202202002220201021102201101 |
4 | 10303030111111201020112 |
5 | 10231332012242101402 |
6 | 112521504542020314 |
7 | 4306104336146014 |
oct | 463142525411026 |
9 | 82662821242641 |
10 | 21110122222102 |
11 | 67a9830722341 |
12 | 244b34927769a |
13 | ba18a31a0934 |
14 | 52da41bc18b4 |
15 | 2691c92d8b87 |
hex | 133315561216 |
21110122222102 has 32 divisors (see below), whose sum is σ = 33126328620000. Its totient is φ = 10076226268416.
The previous prime is 21110122222069. The next prime is 21110122222151. The reversal of 21110122222102 is 20122222101112.
It is a self number, because there is not a number n which added to its sum of digits gives 21110122222102.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 194134924 + ... + 194243632.
It is an arithmetic number, because the mean of its divisors is an integer number (1035197769375).
Almost surely, 221110122222102 is an apocalyptic number.
21110122222102 is a deficient number, since it is larger than the sum of its proper divisors (12016206397898).
21110122222102 is a wasteful number, since it uses less digits than its factorization.
21110122222102 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 146448.
The product of its (nonzero) digits is 128, while the sum is 19.
Adding to 21110122222102 its reverse (20122222101112), we get a palindrome (41232344323214).
The spelling of 21110122222102 in words is "twenty-one trillion, one hundred ten billion, one hundred twenty-two million, two hundred twenty-two thousand, one hundred two".
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