Base | Representation |
---|---|
bin | 1011000000011011100000… |
… | …1000100010110010010100 |
3 | 1120211221102000212202001222 |
4 | 2300012320020202302110 |
5 | 3041234410100321322 |
6 | 41423330531505512 |
7 | 2356225066512500 |
oct | 260067010426224 |
9 | 46757360782058 |
10 | 12102012120212 |
11 | 3946486385673 |
12 | 143554b458298 |
13 | 69a2a402b2b1 |
14 | 2dba51d71300 |
15 | 15ec03b13e42 |
hex | b01b8222c94 |
12102012120212 has 36 divisors (see below), whose sum is σ = 24636575285280. Its totient is φ = 5186505817584.
The previous prime is 12102012120203. The next prime is 12102012120221. The reversal of 12102012120212 is 21202121020121.
It is an interprime number because it is at equal distance from previous prime (12102012120203) and next prime (12102012120221).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15503489 + ... + 16265367.
It is an arithmetic number, because the mean of its divisors is an integer number (684349313480).
Almost surely, 212102012120212 is an apocalyptic number.
It is an amenable number.
12102012120212 is an abundant number, since it is smaller than the sum of its proper divisors (12534563165068).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12102012120212 is a wasteful number, since it uses less digits than its factorization.
12102012120212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 842940 (or 842931 counting only the distinct ones).
The product of its (nonzero) digits is 64, while the sum is 17.
Adding to 12102012120212 its reverse (21202121020121), we get a palindrome (33304133140333).
The spelling of 12102012120212 in words is "twelve trillion, one hundred two billion, twelve million, one hundred twenty thousand, two hundred twelve".
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