Base | Representation |
---|---|
bin | 1001010010010110111110… |
… | …1111111100100001001101 |
3 | 1100011011101222201200200121 |
4 | 2110211233233330201031 |
5 | 2314244123044232341 |
6 | 33414512454424541 |
7 | 2102502253540510 |
oct | 224455757744115 |
9 | 40134358650617 |
10 | 10211012102221 |
11 | 3287514149647 |
12 | 118ab67362151 |
13 | 590b81a4b6c8 |
14 | 274303950d77 |
15 | 12a92a0474d1 |
hex | 9496fbfc84d |
10211012102221 has 16 divisors (see below), whose sum is σ = 11918236377600. Its totient is φ = 8565921648000.
The previous prime is 10211012102143. The next prime is 10211012102227. The reversal of 10211012102221 is 12220121011201.
It is a cyclic number.
It is not a de Polignac number, because 10211012102221 - 219 = 10211011577933 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 10211012102195 and 10211012102204.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10211012102227) 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, 20130721 + ... + 20631721.
It is an arithmetic number, because the mean of its divisors is an integer number (744889773600).
Almost surely, 210211012102221 is an apocalyptic number.
It is an amenable number.
10211012102221 is a deficient number, since it is larger than the sum of its proper divisors (1707224275379).
10211012102221 is an equidigital number, since it uses as much as digits as its factorization.
10211012102221 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 563004.
The product of its (nonzero) digits is 32, while the sum is 16.
Adding to 10211012102221 its reverse (12220121011201), we get a palindrome (22431133113422).
The spelling of 10211012102221 in words is "ten trillion, two hundred eleven billion, twelve million, one hundred two thousand, two hundred twenty-one".
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