Base | Representation |
---|---|
bin | 1011000000011000100100… |
… | …0011010100000110110100 |
3 | 1120211212100222112122222102 |
4 | 2300012021003110012310 |
5 | 3041231300342021322 |
6 | 41423120313321232 |
7 | 2356166365463156 |
oct | 260061103240664 |
9 | 46755328478872 |
10 | 12101222220212 |
11 | 3946110513054 |
12 | 143536aa06218 |
13 | 69a1a94a3648 |
14 | 2db9b90b4ad6 |
15 | 15eba95d4792 |
hex | b01890d41b4 |
12101222220212 has 12 divisors (see below), whose sum is σ = 21627716308800. Its totient is φ = 5921874703416.
The previous prime is 12101222220173. The next prime is 12101222220223. The reversal of 12101222220212 is 21202222210121.
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, 32184101462 + ... + 32184101837.
It is an arithmetic number, because the mean of its divisors is an integer number (1802309692400).
Almost surely, 212101222220212 is an apocalyptic number.
It is an amenable number.
12101222220212 is a deficient number, since it is larger than the sum of its proper divisors (9526494088588).
12101222220212 is a wasteful number, since it uses less digits than its factorization.
12101222220212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 64368203350 (or 64368203348 counting only the distinct ones).
The product of its (nonzero) digits is 256, while the sum is 20.
Adding to 12101222220212 its reverse (21202222210121), we get a palindrome (33303444430333).
The spelling of 12101222220212 in words is "twelve trillion, one hundred one billion, two hundred twenty-two million, two hundred twenty thousand, two hundred twelve".
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