Base | Representation |
---|---|
bin | 1010111011110010010000… |
… | …1110000000001110010100 |
3 | 1120120022110021000120012110 |
4 | 2232330210032000032110 |
5 | 3033433002101042322 |
6 | 41322533201351020 |
7 | 2350401563236143 |
oct | 256744416001624 |
9 | 46508407016173 |
10 | 12022221112212 |
11 | 3915660443353 |
12 | 1421ba1638470 |
13 | 6928c92ab5ac |
14 | 2d7c42c7975a |
15 | 15cad3b78c0c |
hex | aef24380394 |
12022221112212 has 24 divisors (see below), whose sum is σ = 28131316266816. Its totient is φ = 3996054608128.
The previous prime is 12022221112169. The next prime is 12022221112219. The reversal of 12022221112212 is 21221112222021.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12022221112219) 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 in 7 ways as a sum of consecutive naturals, for example, 1419049248 + ... + 1419057719.
It is an arithmetic number, because the mean of its divisors is an integer number (1172138177784).
Almost surely, 212022221112212 is an apocalyptic number.
12022221112212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
12022221112212 is an abundant number, since it is smaller than the sum of its proper divisors (16109095154604).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12022221112212 is a wasteful number, since it uses less digits than its factorization.
12022221112212 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2838107327 (or 2838107325 counting only the distinct ones).
The product of its (nonzero) digits is 256, while the sum is 21.
Adding to 12022221112212 its reverse (21221112222021), we get a palindrome (33243333334233).
The spelling of 12022221112212 in words is "twelve trillion, twenty-two billion, two hundred twenty-one million, one hundred twelve thousand, two hundred twelve".
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