Base | Representation |
---|---|
bin | 11110101111001000111… |
… | …100000001011110010100 |
3 | 21110220221212011111212221 |
4 | 132233020330001132110 |
5 | 234101241212321322 |
6 | 4254155322552124 |
7 | 305413200535120 |
oct | 36571074013624 |
9 | 7426855144787 |
10 | 2112200120212 |
11 | 7448629a2866 |
12 | 2a1437668644 |
13 | 124244805550 |
14 | 74333d42580 |
15 | 39e233179c7 |
hex | 1ebc8f01794 |
2112200120212 has 24 divisors (see below), whose sum is σ = 4549354105856. Its totient is φ = 835595651808.
The previous prime is 2112200120209. The next prime is 2112200120213. The reversal of 2112200120212 is 2120210022112.
It is a happy number.
It is a super-2 number, since 2×21122001202122 (a number of 25 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2112200120213) 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, 2901373428 + ... + 2901374155.
Almost surely, 22112200120212 is an apocalyptic number.
It is an amenable number.
2112200120212 is an abundant number, since it is smaller than the sum of its proper divisors (2437153985644).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2112200120212 is a wasteful number, since it uses less digits than its factorization.
2112200120212 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5802747607 (or 5802747605 counting only the distinct ones).
The product of its (nonzero) digits is 64, while the sum is 16.
Adding to 2112200120212 its reverse (2120210022112), we get a palindrome (4232410142324).
The spelling of 2112200120212 in words is "two trillion, one hundred twelve billion, two hundred million, one hundred twenty thousand, two hundred twelve".
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