Base | Representation |
---|---|
bin | 10100111000100110… |
… | …01001110000111011 |
3 | 1001221101201211022102 |
4 | 22130103021300323 |
5 | 140430310413034 |
6 | 5052324214015 |
7 | 544564064465 |
oct | 123423116073 |
9 | 31841654272 |
10 | 11212201019 |
11 | 4833aa4638 |
12 | 220ab3a30b |
13 | 1098b94296 |
14 | 78514b135 |
15 | 45950897e |
hex | 29c4c9c3b |
11212201019 has 2 divisors, whose sum is σ = 11212201020. Its totient is φ = 11212201018.
The previous prime is 11212201003. The next prime is 11212201027. The reversal of 11212201019 is 91010221211.
11212201019 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 11212201019 - 24 = 11212201003 is a prime.
It is a super-2 number, since 2×112122010192 (a number of 21 digits) contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (11212201919) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5606100509 + 5606100510.
It is an arithmetic number, because the mean of its divisors is an integer number (5606100510).
Almost surely, 211212201019 is an apocalyptic number.
11212201019 is a deficient number, since it is larger than the sum of its proper divisors (1).
11212201019 is an equidigital number, since it uses as much as digits as its factorization.
11212201019 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 72, while the sum is 20.
The spelling of 11212201019 in words is "eleven billion, two hundred twelve million, two hundred one thousand, nineteen".
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