Base | Representation |
---|---|
bin | 1010000011001100011110… |
… | …11000001011111001110101 |
3 | 2220020201222211221112120220 |
4 | 11001212033120023321311 |
5 | 10344041311112020041 |
6 | 115000334440044553 |
7 | 4440446622252231 |
oct | 501461730137165 |
9 | 86221884845526 |
10 | 22100012220021 |
11 | 705062083000a |
12 | 258b169463759 |
13 | c44039a45a08 |
14 | 56590962d5c1 |
15 | 284d131b3d66 |
hex | 14198f60be75 |
22100012220021 has 8 divisors (see below), whose sum is σ = 29472102640224. Its totient is φ = 14730631639920.
The previous prime is 22100012219977. The next prime is 22100012220023. The reversal of 22100012220021 is 12002221000122.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 22100012220021 - 229 = 22099475349109 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (22100012220023) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 677440995 + ... + 677473616.
It is an arithmetic number, because the mean of its divisors is an integer number (3684012830028).
Almost surely, 222100012220021 is an apocalyptic number.
It is an amenable number.
22100012220021 is a deficient number, since it is larger than the sum of its proper divisors (7372090420203).
22100012220021 is a wasteful number, since it uses less digits than its factorization.
22100012220021 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1354920051.
The product of its (nonzero) digits is 64, while the sum is 15.
Adding to 22100012220021 its reverse (12002221000122), we get a palindrome (34102233220143).
The spelling of 22100012220021 in words is "twenty-two trillion, one hundred billion, twelve million, two hundred twenty thousand, twenty-one".
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