Base | Representation |
---|---|
bin | 1011000110001100010011… |
… | …1000010100110010110100 |
3 | 1121012101221101021021220021 |
4 | 2301203010320110302310 |
5 | 3044400132104021322 |
6 | 41541022224414524 |
7 | 2366331256464652 |
oct | 261430470246264 |
9 | 47171841237807 |
10 | 12201010220212 |
11 | 398446820a440 |
12 | 1450779777444 |
13 | 6a67200b6aa8 |
14 | 302763d0bdd2 |
15 | 162599de44c7 |
hex | b18c4e14cb4 |
12201010220212 has 48 divisors (see below), whose sum is σ = 23736089627712. Its totient is φ = 5440410759680.
The previous prime is 12201010220209. The next prime is 12201010220233. The reversal of 12201010220212 is 21202201010221.
It is a happy number.
It is a congruent number.
It is an unprimeable number.
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 15 ways as a sum of consecutive naturals, for example, 14403423 + ... + 15226969.
It is an arithmetic number, because the mean of its divisors is an integer number (494501867244).
Almost surely, 212201010220212 is an apocalyptic number.
It is an amenable number.
12201010220212 is a deficient number, since it is larger than the sum of its proper divisors (11535079407500).
12201010220212 is a wasteful number, since it uses less digits than its factorization.
12201010220212 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 829968 (or 829966 counting only the distinct ones).
The product of its (nonzero) digits is 64, while the sum is 16.
Adding to 12201010220212 its reverse (21202201010221), we get a palindrome (33403211230433).
The spelling of 12201010220212 in words is "twelve trillion, two hundred one billion, ten million, two hundred twenty thousand, two hundred twelve".
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