Base | Representation |
---|---|
bin | 1010000100000100101111… |
… | …11101111010111111011100 |
3 | 2220100121222011021200211022 |
4 | 11002002113331322333130 |
5 | 10400040143100213040 |
6 | 115022252213143312 |
7 | 4442566336434464 |
oct | 502022775727734 |
9 | 86317864250738 |
10 | 22130221101020 |
11 | 706241297246a |
12 | 2594b9a32ab38 |
13 | c46b42484526 |
14 | 5671736ccba4 |
15 | 2859d02ed6b5 |
hex | 142097f7afdc |
22130221101020 has 48 divisors (see below), whose sum is σ = 46491461714880. Its totient is φ = 8848661001216.
The previous prime is 22130221100927. The next prime is 22130221101047. The reversal of 22130221101020 is 2010112203122.
It is a super-2 number, since 2×221302211010202 (a number of 27 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 22130221101020.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 930259286 + ... + 930283074.
It is an arithmetic number, because the mean of its divisors is an integer number (968572119060).
Almost surely, 222130221101020 is an apocalyptic number.
22130221101020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
22130221101020 is an abundant number, since it is smaller than the sum of its proper divisors (24361240613860).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22130221101020 is a wasteful number, since it uses less digits than its factorization.
22130221101020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 39854 (or 39852 counting only the distinct ones).
The product of its (nonzero) digits is 96, while the sum is 17.
Adding to 22130221101020 its reverse (2010112203122), we get a palindrome (24140333304142).
The spelling of 22130221101020 in words is "twenty-two trillion, one hundred thirty billion, two hundred twenty-one million, one hundred one thousand, twenty".
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