Base | Representation |
---|---|
bin | 10100100110011101… |
… | …100110101010000001 |
3 | 2010002120221002111120 |
4 | 110212131212222001 |
5 | 330300223144301 |
6 | 14054543102453 |
7 | 1412105004300 |
oct | 244635465201 |
9 | 63076832446 |
10 | 22120131201 |
11 | 9421267a73 |
12 | 4353ba1a29 |
13 | 21169c383c |
14 | 10dbad2437 |
15 | 896e5ce36 |
hex | 526766a81 |
22120131201 has 12 divisors (see below), whose sum is σ = 34308775152. Its totient is φ = 12640074888.
The previous prime is 22120131197. The next prime is 22120131203. The reversal of 22120131201 is 10213102122.
It is not a de Polignac number, because 22120131201 - 22 = 22120131197 is a prime.
It is not an unprimeable number, because it can be changed into a prime (22120131203) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 75238395 + ... + 75238688.
It is an arithmetic number, because the mean of its divisors is an integer number (2859064596).
Almost surely, 222120131201 is an apocalyptic number.
22120131201 is a gapful number since it is divisible by the number (21) formed by its first and last digit.
It is an amenable number.
22120131201 is a deficient number, since it is larger than the sum of its proper divisors (12188643951).
22120131201 is a wasteful number, since it uses less digits than its factorization.
22120131201 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 150477100 (or 150477093 counting only the distinct ones).
The product of its (nonzero) digits is 48, while the sum is 15.
Adding to 22120131201 its reverse (10213102122), we get a palindrome (32333233323).
The spelling of 22120131201 in words is "twenty-two billion, one hundred twenty million, one hundred thirty-one thousand, two hundred one".
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