Base | Representation |
---|---|
bin | 1010000011001100101010… |
… | …10001110110010101010101 |
3 | 2220020202020202020100220121 |
4 | 11001212111101312111111 |
5 | 10344042011433101401 |
6 | 115000352334031541 |
7 | 4440452233620103 |
oct | 501462521662525 |
9 | 86222222210817 |
10 | 22100111222101 |
11 | 70506716aa810 |
12 | 258b1966485b1 |
13 | c440543ca223 |
14 | 565918840c73 |
15 | 284d1bc1cca1 |
hex | 141995476555 |
22100111222101 has 4 divisors (see below), whose sum is σ = 24109212242304. Its totient is φ = 20091010201900.
The previous prime is 22100111222099. The next prime is 22100111222107. The reversal of 22100111222101 is 10122211100122.
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 not a de Polignac number, because 22100111222101 - 21 = 22100111222099 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (22100111222107) 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, 1004550510085 + ... + 1004550510106.
It is an arithmetic number, because the mean of its divisors is an integer number (6027303060576).
Almost surely, 222100111222101 is an apocalyptic number.
It is an amenable number.
22100111222101 is a deficient number, since it is larger than the sum of its proper divisors (2009101020203).
22100111222101 is a wasteful number, since it uses less digits than its factorization.
22100111222101 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2009101020202.
The product of its (nonzero) digits is 32, while the sum is 16.
Adding to 22100111222101 its reverse (10122211100122), we get a palindrome (32222322322223).
The spelling of 22100111222101 in words is "twenty-two trillion, one hundred billion, one hundred eleven million, two hundred twenty-two thousand, one hundred one".
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