Base | Representation |
---|---|
bin | 1011000111010110110100… |
… | …0101011110101010111100 |
3 | 1121021022120100100120110121 |
4 | 2301311231011132222330 |
5 | 3100212113100010022 |
6 | 41554131102344324 |
7 | 2400640033652326 |
oct | 261655505365274 |
9 | 47238510316417 |
10 | 12221012110012 |
11 | 39919a180a282 |
12 | 145462028b0a4 |
13 | 6a8589ca3944 |
14 | 303700566616 |
15 | 162d6add52c7 |
hex | b1d6d15eabc |
12221012110012 has 12 divisors (see below), whose sum is σ = 21388449596976. Its totient is φ = 6110026510880.
The previous prime is 12221012109973. The next prime is 12221012110031. The reversal of 12221012110012 is 21001121012221.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 119828689 + ... + 119930632.
It is an arithmetic number, because the mean of its divisors is an integer number (1782370799748).
Almost surely, 212221012110012 is an apocalyptic number.
It is an amenable number.
12221012110012 is a deficient number, since it is larger than the sum of its proper divisors (9167437486964).
12221012110012 is a wasteful number, since it uses less digits than its factorization.
12221012110012 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 239772068 (or 239772066 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 16.
Adding to 12221012110012 its reverse (21001121012221), we get a palindrome (33222133122233).
The spelling of 12221012110012 in words is "twelve trillion, two hundred twenty-one billion, twelve million, one hundred ten thousand, twelve".
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