Base | Representation |
---|---|
bin | 1011000001100010100111… |
… | …1110101100011101100100 |
3 | 1120220202200102212122002221 |
4 | 2300120221332230131210 |
5 | 3042043004103311322 |
6 | 41440205110242124 |
7 | 2360502131062456 |
oct | 260305176543544 |
9 | 46822612778087 |
10 | 12121102010212 |
11 | 39535920a7568 |
12 | 1439198656344 |
13 | 69c026cac8b0 |
14 | 2dc9434282d6 |
15 | 16046ea079c7 |
hex | b0629fac764 |
12121102010212 has 24 divisors (see below), whose sum is σ = 23580506147072. Its totient is φ = 5413891716000.
The previous prime is 12121102010207. The next prime is 12121102010219. The reversal of 12121102010212 is 21201020112121.
12121102010212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×121211020102122 (a number of 27 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (12121102010219) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3759645414 + ... + 3759648637.
Almost surely, 212121102010212 is an apocalyptic number.
It is an amenable number.
12121102010212 is a deficient number, since it is larger than the sum of its proper divisors (11459404136860).
12121102010212 is a wasteful number, since it uses less digits than its factorization.
12121102010212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7519294099 (or 7519294097 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 16.
Adding to 12121102010212 its reverse (21201020112121), we get a palindrome (33322122122333).
The spelling of 12121102010212 in words is "twelve trillion, one hundred twenty-one billion, one hundred two million, ten thousand, two hundred twelve".
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