Base | Representation |
---|---|
bin | 11001000000101101100101… |
… | …100011011010101111000101 |
3 | 112102110220111212210101111211 |
4 | 121000231211203122233011 |
5 | 103404220211431414341 |
6 | 1025541204203131421 |
7 | 32112150204643423 |
oct | 3100554543325705 |
9 | 472426455711454 |
10 | 110000111201221 |
11 | 3205a87009232a |
12 | 10406912813b71 |
13 | 494bc733374b7 |
14 | 1d24068a0a113 |
15 | cab54e37b181 |
hex | 640b658dabc5 |
110000111201221 has 4 divisors (see below), whose sum is σ = 110000254051692. Its totient is φ = 109999968350752.
The previous prime is 110000111201209. The next prime is 110000111201257. The reversal of 110000111201221 is 122102111000011.
It is a happy number.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 37270854060196 + 72729257141025 = 6104986^2 + 8528145^2 .
It is a cyclic number.
It is not a de Polignac number, because 110000111201221 - 27 = 110000111201093 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (110000111207221) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 70263886 + ... + 71812351.
It is an arithmetic number, because the mean of its divisors is an integer number (27500063512923).
Almost surely, 2110000111201221 is an apocalyptic number.
It is an amenable number.
110000111201221 is a deficient number, since it is larger than the sum of its proper divisors (142850471).
110000111201221 is an equidigital number, since it uses as much as digits as its factorization.
110000111201221 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 142850470.
The product of its (nonzero) digits is 8, while the sum is 13.
Adding to 110000111201221 its reverse (122102111000011), we get a palindrome (232102222201232).
The spelling of 110000111201221 in words is "one hundred ten trillion, one hundred eleven million, two hundred one thousand, two hundred twenty-one".
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