Base | Representation |
---|---|
bin | 110010010000001000101111… |
… | …011000101001111110010111 |
3 | 1001222112110121001220020201201 |
4 | 302100020233120221332113 |
5 | 212432021440330010403 |
6 | 2102015053114533331 |
7 | 64360351054423555 |
oct | 6220105730517627 |
9 | 1058473531806651 |
10 | 221011222110103 |
11 | 6446a373148737 |
12 | 20955557137247 |
13 | 9642365791a89 |
14 | 3c81000894bd5 |
15 | 1a840209a121d |
hex | c9022f629f97 |
221011222110103 has 16 divisors (see below), whose sum is σ = 224525636127360. Its totient is φ = 217514794348800.
The previous prime is 221011222110083. The next prime is 221011222110113. The reversal of 221011222110103 is 301011222110122.
221011222110103 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 221011222110103 - 221 = 221011220012951 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (221011222110113) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 549768393 + ... + 550170253.
It is an arithmetic number, because the mean of its divisors is an integer number (14032852257960).
Almost surely, 2221011222110103 is an apocalyptic number.
221011222110103 is a deficient number, since it is larger than the sum of its proper divisors (3514414017257).
221011222110103 is a wasteful number, since it uses less digits than its factorization.
221011222110103 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 424218.
The product of its (nonzero) digits is 96, while the sum is 19.
Adding to 221011222110103 its sum of digits (19), we get a palindrome (221011222110122).
Adding to 221011222110103 its reverse (301011222110122), we get a palindrome (522022444220225).
The spelling of 221011222110103 in words is "two hundred twenty-one trillion, eleven billion, two hundred twenty-two million, one hundred ten thousand, one hundred three".
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