Base | Representation |
---|---|
bin | 10001101000111101011… |
… | …101110011110011011011 |
3 | 11021212221010202002102020 |
4 | 101220331131303303123 |
5 | 124330102233031021 |
6 | 2324514342105523 |
7 | 153402513002313 |
oct | 21507535636333 |
9 | 4255833662366 |
10 | 1212212002011 |
11 | 428107088a3a |
12 | 176b2741b2a3 |
13 | 8a4076496ba |
14 | 42958370443 |
15 | 217ebd867c6 |
hex | 11a3d773cdb |
1212212002011 has 4 divisors (see below), whose sum is σ = 1616282669352. Its totient is φ = 808141334672.
The previous prime is 1212212001941. The next prime is 1212212002049. The reversal of 1212212002011 is 1102002122121.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 1212212002011 - 214 = 1212211985627 is a prime.
It is not an unprimeable number, because it can be changed into a prime (1212212002061) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 202035333666 + ... + 202035333671.
It is an arithmetic number, because the mean of its divisors is an integer number (404070667338).
Almost surely, 21212212002011 is an apocalyptic number.
1212212002011 is a deficient number, since it is larger than the sum of its proper divisors (404070667341).
1212212002011 is an equidigital number, since it uses as much as digits as its factorization.
1212212002011 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 404070667340.
The product of its (nonzero) digits is 32, while the sum is 15.
Adding to 1212212002011 its reverse (1102002122121), we get a palindrome (2314214124132).
The spelling of 1212212002011 in words is "one trillion, two hundred twelve billion, two hundred twelve million, two thousand, eleven".
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