Base | Representation |
---|---|
bin | 1100111011011001000… |
… | …0001101000100000100 |
3 | 210020021121021111111100 |
4 | 3032312100031010010 |
5 | 12114330331030340 |
6 | 250010511540100 |
7 | 22021604430123 |
oct | 3166620150404 |
9 | 706247244440 |
10 | 222101033220 |
11 | 86213274610 |
12 | 3706522a630 |
13 | 17c37087021 |
14 | aa6d441aba |
15 | 5b9d8ad830 |
hex | 33b640d104 |
222101033220 has 288 divisors, whose sum is σ = 779492802816. Its totient is φ = 50590310400.
The previous prime is 222101033213. The next prime is 222101033221. The reversal of 222101033220 is 22330101222.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a junction number, because it is equal to n+sod(n) for n = 222101033193 and 222101033202.
It is not an unprimeable number, because it can be changed into a prime (222101033221) by changing a digit.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 21234232 + ... + 21244688.
It is an arithmetic number, because the mean of its divisors is an integer number (2706572232).
Almost surely, 2222101033220 is an apocalyptic number.
222101033220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 222101033220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (389746401408).
222101033220 is an abundant number, since it is smaller than the sum of its proper divisors (557391769596).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
222101033220 is a wasteful number, since it uses less digits than its factorization.
222101033220 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11131 (or 11126 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 18.
Adding to 222101033220 its reverse (22330101222), we get a palindrome (244431134442).
The spelling of 222101033220 in words is "two hundred twenty-two billion, one hundred one million, thirty-three thousand, two hundred twenty".
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