Base | Representation |
---|---|
bin | 11011010011101101111001… |
… | …100100111000100110101101 |
3 | 120202020122210112022200121222 |
4 | 123103231321210320212231 |
5 | 111220223311303211341 |
6 | 1103234105500233125 |
7 | 34204045505505221 |
oct | 3323557144704655 |
9 | 522218715280558 |
10 | 120102210210221 |
11 | 352a5074672a28 |
12 | 1157874323b7a5 |
13 | 5202788b041c5 |
14 | 2192d99868781 |
15 | dd420292744b |
hex | 6d3b799389ad |
120102210210221 has 8 divisors (see below), whose sum is σ = 123984954866688. Its totient is φ = 116219995542000.
The previous prime is 120102210210149. The next prime is 120102210210391. The reversal of 120102210210221 is 122012012201021.
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 120102210210221 - 246 = 49733466032557 is a prime.
It is a super-2 number, since 2×1201022102102212 (a number of 29 digits) contains 22 as substring.
It is a Duffinian number.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 120102210210221.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (120102210212221) 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, 132036485 + ... + 132942986.
It is an arithmetic number, because the mean of its divisors is an integer number (15498119358336).
Almost surely, 2120102210210221 is an apocalyptic number.
It is an amenable number.
120102210210221 is a deficient number, since it is larger than the sum of its proper divisors (3882744656467).
120102210210221 is a wasteful number, since it uses less digits than its factorization.
120102210210221 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 264994123.
The product of its (nonzero) digits is 64, while the sum is 17.
Adding to 120102210210221 its reverse (122012012201021), we get a palindrome (242114222411242).
The spelling of 120102210210221 in words is "one hundred twenty trillion, one hundred two billion, two hundred ten million, two hundred ten thousand, two hundred twenty-one".
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