Base | Representation |
---|---|
bin | 1011000111010011001000… |
… | …0101010100010110101011 |
3 | 1121021020000100200112200200 |
4 | 2301310302011110112223 |
5 | 3100203101141241021 |
6 | 41553444541403243 |
7 | 2400603353654325 |
oct | 261646205242653 |
9 | 47236010615620 |
10 | 12220022212011 |
11 | 3991533a66259 |
12 | 14543a4869523 |
13 | 6a845cb92893 |
14 | 303648cc8615 |
15 | 162d0e04c126 |
hex | b1d321545ab |
12220022212011 has 12 divisors (see below), whose sum is σ = 17652824553000. Its totient is φ = 8145905463360.
The previous prime is 12220022212009. The next prime is 12220022212061. The reversal of 12220022212011 is 11021222002221.
It is a happy number.
12220022212011 is a `hidden beast` number, since 122 + 200 + 222 + 120 + 1 + 1 = 666.
It is not a de Polignac number, because 12220022212011 - 21 = 12220022212009 is a prime.
It is not an unprimeable number, because it can be changed into a prime (12220022212061) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 64567870 + ... + 64756851.
It is an arithmetic number, because the mean of its divisors is an integer number (1471068712750).
Almost surely, 212220022212011 is an apocalyptic number.
12220022212011 is a deficient number, since it is larger than the sum of its proper divisors (5432802340989).
12220022212011 is a wasteful number, since it uses less digits than its factorization.
12220022212011 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 129335226 (or 129335223 counting only the distinct ones).
The product of its (nonzero) digits is 128, while the sum is 18.
Adding to 12220022212011 its reverse (11021222002221), we get a palindrome (23241244214232).
The spelling of 12220022212011 in words is "twelve trillion, two hundred twenty billion, twenty-two million, two hundred twelve thousand, eleven".
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