Base | Representation |
---|---|
bin | 11001001111011010010011… |
… | …100111000011101111101001 |
3 | 112120001110201210100222120122 |
4 | 121033122103213003233221 |
5 | 104022242343003101441 |
6 | 1032033214333533025 |
7 | 32245136162315135 |
oct | 3117322347035751 |
9 | 476043653328518 |
10 | 111010201222121 |
11 | 3240a186618273 |
12 | 1054a62b944175 |
13 | 49c32a8b4bab6 |
14 | 1d5accb12a3c5 |
15 | cc796b83334b |
hex | 64f6939c3be9 |
111010201222121 has 8 divisors (see below), whose sum is σ = 111082582515840. Its totient is φ = 110937843312912.
The previous prime is 111010201222111. The next prime is 111010201222127. The reversal of 111010201222121 is 121222102010111.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 111010201222121 - 226 = 111010134113257 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 111010201222121.
It is not an unprimeable number, because it can be changed into a prime (111010201222127) 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, 3656336 + ... + 15342398.
It is an arithmetic number, because the mean of its divisors is an integer number (13885322814480).
Almost surely, 2111010201222121 is an apocalyptic number.
It is an amenable number.
111010201222121 is a deficient number, since it is larger than the sum of its proper divisors (72381293719).
111010201222121 is a wasteful number, since it uses less digits than its factorization.
111010201222121 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11692255.
The product of its (nonzero) digits is 32, while the sum is 17.
Adding to 111010201222121 its reverse (121222102010111), we get a palindrome (232232303232232).
The spelling of 111010201222121 in words is "one hundred eleven trillion, ten billion, two hundred one million, two hundred twenty-two thousand, one hundred twenty-one".
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