Base | Representation |
---|---|
bin | 1011000000011011011101… |
… | …1010011000111011011011 |
3 | 1120211221101012010001100211 |
4 | 2300012313122120323123 |
5 | 3041234344001134321 |
6 | 41423325420311551 |
7 | 2356224561621442 |
oct | 260066732307333 |
9 | 46757335101324 |
10 | 12102000021211 |
11 | 394647a5714a1 |
12 | 14355473a25b7 |
13 | 69a2a1683219 |
14 | 2dba50501d59 |
15 | 15ec02a240e1 |
hex | b01b7698edb |
12102000021211 has 16 divisors (see below), whose sum is σ = 12641649696000. Its totient is φ = 11570520534048.
The previous prime is 12102000021131. The next prime is 12102000021283. The reversal of 12102000021211 is 11212000020121.
It is not a de Polignac number, because 12102000021211 - 29 = 12102000020699 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 12102000021191 and 12102000021200.
It is not an unprimeable number, because it can be changed into a prime (12102000021611) 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, 50956240 + ... + 51193186.
It is an arithmetic number, because the mean of its divisors is an integer number (790103106000).
Almost surely, 212102000021211 is an apocalyptic number.
12102000021211 is a deficient number, since it is larger than the sum of its proper divisors (539649674789).
12102000021211 is a wasteful number, since it uses less digits than its factorization.
12102000021211 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 254178.
The product of its (nonzero) digits is 16, while the sum is 13.
Adding to 12102000021211 its reverse (11212000020121), we get a palindrome (23314000041332).
The spelling of 12102000021211 in words is "twelve trillion, one hundred two billion, twenty-one thousand, two hundred eleven".
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