Base | Representation |
---|---|
bin | 1011000110001100101101… |
… | …1011011111011101000100 |
3 | 1121012102020001000212122222 |
4 | 2301203023123133131010 |
5 | 3044400343221232322 |
6 | 41541041151511512 |
7 | 2366334062455436 |
oct | 261431333373504 |
9 | 47172201025588 |
10 | 12201120102212 |
11 | 3984514240408 |
12 | 14507aa528598 |
13 | 6a6739aaa522 |
14 | 302774752656 |
15 | 1625a489be42 |
hex | b18cb6df744 |
12201120102212 has 12 divisors (see below), whose sum is σ = 21353698882236. Its totient is φ = 6100063278720.
The previous prime is 12201120102211. The next prime is 12201120102323. The reversal of 12201120102212 is 21220102110221.
It can be written as a sum of positive squares in 2 ways, for example, as 5451599237956 + 6749520864256 = 2334866^2 + 2597984^2 .
It is not an unprimeable number, because it can be changed into a prime (12201120102211) 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, 124137833 + ... + 124236080.
It is an arithmetic number, because the mean of its divisors is an integer number (1779474906853).
Almost surely, 212201120102212 is an apocalyptic number.
It is an amenable number.
12201120102212 is a deficient number, since it is larger than the sum of its proper divisors (9152578780024).
12201120102212 is a wasteful number, since it uses less digits than its factorization.
12201120102212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 248386198 (or 248386196 counting only the distinct ones).
The product of its (nonzero) digits is 64, while the sum is 17.
Adding to 12201120102212 its reverse (21220102110221), we get a palindrome (33421222212433).
The spelling of 12201120102212 in words is "twelve trillion, two hundred one billion, one hundred twenty million, one hundred two thousand, two hundred twelve".
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