Base | Representation |
---|---|
bin | 100000010100101010100… |
… | …011010101111100001011 |
3 | 21212100100002020210011112 |
4 | 200110222203111330023 |
5 | 242343020233000021 |
6 | 4420224413520535 |
7 | 316322463323504 |
oct | 40245243257413 |
9 | 7770302223145 |
10 | 2221212000011 |
11 | 7870132a3604 |
12 | 2ba59b4a314b |
13 | 1315c8394634 |
14 | 79715bcbbab |
15 | 3cba37c8d5b |
hex | 2052a8d5f0b |
2221212000011 has 2 divisors, whose sum is σ = 2221212000012. Its totient is φ = 2221212000010.
The previous prime is 2221211999891. The next prime is 2221212000013. The reversal of 2221212000011 is 1100002121222.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 2221212000011 - 230 = 2220138258187 is a prime.
Together with 2221212000013, it forms a pair of twin primes.
It is a Chen prime.
It is a self number, because there is not a number n which added to its sum of digits gives 2221212000011.
It is not a weakly prime, because it can be changed into another prime (2221212000013) by changing a digit.
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 as a sum of consecutive naturals, namely, 1110606000005 + 1110606000006.
It is an arithmetic number, because the mean of its divisors is an integer number (1110606000006).
Almost surely, 22221212000011 is an apocalyptic number.
2221212000011 is a deficient number, since it is larger than the sum of its proper divisors (1).
2221212000011 is an equidigital number, since it uses as much as digits as its factorization.
2221212000011 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 32, while the sum is 14.
Adding to 2221212000011 its reverse (1100002121222), we get a palindrome (3321214121233).
The spelling of 2221212000011 in words is "two trillion, two hundred twenty-one billion, two hundred twelve million, eleven", and thus it is an aban number.
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