Base | Representation |
---|---|
bin | 1010000110101110000010… |
… | …11000011001100100111000 |
3 | 2220200022120101012101102102 |
4 | 11003113001120121210320 |
5 | 10403032313204033422 |
6 | 115132123114322532 |
7 | 4452264553264055 |
oct | 503270130314470 |
9 | 86608511171372 |
10 | 22221110221112 |
11 | 7097a13464650 |
12 | 25aa724a29448 |
13 | c52598560c6a |
14 | 56b71671402c |
15 | 28804e758192 |
hex | 1435c1619938 |
22221110221112 has 32 divisors (see below), whose sum is σ = 45456446246400. Its totient is φ = 10099576792800.
The previous prime is 22221110221097. The next prime is 22221110221171. The reversal of 22221110221112 is 21112201112222.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10634312 + ... + 12551127.
It is an arithmetic number, because the mean of its divisors is an integer number (1420513945200).
Almost surely, 222221110221112 is an apocalyptic number.
22221110221112 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
It is an amenable number.
22221110221112 is an abundant number, since it is smaller than the sum of its proper divisors (23235336025288).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22221110221112 is a wasteful number, since it uses less digits than its factorization.
22221110221112 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 23196347 (or 23196343 counting only the distinct ones).
The product of its (nonzero) digits is 128, while the sum is 20.
Adding to 22221110221112 its reverse (21112201112222), we get a palindrome (43333311333334).
The spelling of 22221110221112 in words is "twenty-two trillion, two hundred twenty-one billion, one hundred ten million, two hundred twenty-one thousand, one hundred twelve".
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