Base | Representation |
---|---|
bin | 1010000111010101010101… |
… | …0101110100010111010100 |
3 | 1110101011111201122101112200 |
4 | 2201311111111310113110 |
5 | 2424202004120042322 |
6 | 35352544102044500 |
7 | 2225321164150011 |
oct | 241652525642724 |
9 | 43334451571480 |
10 | 11121102112212 |
11 | 35a8484241274 |
12 | 12b7416719730 |
13 | 62893ba4b611 |
14 | 2a639b00a708 |
15 | 1444432b18ac |
hex | a1d555745d4 |
11121102112212 has 36 divisors (see below), whose sum is σ = 28427536306260. Its totient is φ = 3665381968512.
The previous prime is 11121102112189. The next prime is 11121102112229. The reversal of 11121102112212 is 21221120112111.
It is a happy number.
11121102112212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 2 ways, for example, as 4736212048656 + 6384890063556 = 2176284^2 + 2526834^2 .
It is a tau number, because it is divible by the number of its divisors (36).
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1735499623 + ... + 1735506030.
It is an arithmetic number, because the mean of its divisors is an integer number (789653786285).
Almost surely, 211121102112212 is an apocalyptic number.
11121102112212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
11121102112212 is an abundant number, since it is smaller than the sum of its proper divisors (17306434194048).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
11121102112212 is a wasteful number, since it uses less digits than its factorization.
11121102112212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3471005752 (or 3471005747 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 18.
Adding to 11121102112212 its reverse (21221120112111), we get a palindrome (32342222224323).
The spelling of 11121102112212 in words is "eleven trillion, one hundred twenty-one billion, one hundred two million, one hundred twelve thousand, two hundred twelve".
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