Base | Representation |
---|---|
bin | 11011010101011101101001… |
… | …100010010111111100111101 |
3 | 120202200010111211122210002022 |
4 | 123111131221202113330331 |
5 | 111224210031222413041 |
6 | 1103405152154205525 |
7 | 34215524123552252 |
oct | 3325355142277475 |
9 | 522603454583068 |
10 | 120222200201021 |
11 | 35340a48910a86 |
12 | 11597a4b7238a5 |
13 | 5210b9bbc5769 |
14 | 2198add727429 |
15 | dd73c6aa224b |
hex | 6d5769897f3d |
120222200201021 has 4 divisors (see below), whose sum is σ = 120222372282012. Its totient is φ = 120222028120032.
The previous prime is 120222200200969. The next prime is 120222200201083. The reversal of 120222200201021 is 120102002222021.
It is a happy number.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 113337422460025 + 6884777740996 = 10646005^2 + 2623886^2 .
It is a cyclic number.
It is not a de Polignac number, because 120222200201021 - 230 = 120221126459197 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (120222400201021) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (29) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 84988250 + ... + 86391243.
It is an arithmetic number, because the mean of its divisors is an integer number (30055593070503).
Almost surely, 2120222200201021 is an apocalyptic number.
It is an amenable number.
120222200201021 is a deficient number, since it is larger than the sum of its proper divisors (172080991).
120222200201021 is an equidigital number, since it uses as much as digits as its factorization.
120222200201021 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 172080990.
The product of its (nonzero) digits is 128, while the sum is 17.
Adding to 120222200201021 its reverse (120102002222021), we get a palindrome (240324202423042).
The spelling of 120222200201021 in words is "one hundred twenty trillion, two hundred twenty-two billion, two hundred million, two hundred one thousand, twenty-one".
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