Base | Representation |
---|---|
bin | 11011010101011100100011… |
… | …010011111100011110001001 |
3 | 120202200000110201200122101211 |
4 | 123111130203103330132021 |
5 | 111224200123113411241 |
6 | 1103404435225413121 |
7 | 34215452666251555 |
oct | 3325344323743611 |
9 | 522600421618354 |
10 | 120221022013321 |
11 | 353404a3853139 |
12 | 1159778103a1a1 |
13 | 5210a41a9a588 |
14 | 2198a2b074865 |
15 | dd7358424781 |
hex | 6d57234fc789 |
120221022013321 has 4 divisors (see below), whose sum is σ = 127292846837652. Its totient is φ = 113149197188992.
The previous prime is 120221022013303. The next prime is 120221022013381. The reversal of 120221022013321 is 123310220122021.
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 112444391840400 + 7776630172921 = 10603980^2 + 2788661^2 .
It is a cyclic number.
It is not a de Polignac number, because 120221022013321 - 25 = 120221022013289 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 120221022013292 and 120221022013301.
It is not an unprimeable number, because it can be changed into a prime (120221022013381) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3535912412140 + ... + 3535912412173.
It is an arithmetic number, because the mean of its divisors is an integer number (31823211709413).
Almost surely, 2120221022013321 is an apocalyptic number.
It is an amenable number.
120221022013321 is a deficient number, since it is larger than the sum of its proper divisors (7071824824331).
120221022013321 is an equidigital number, since it uses as much as digits as its factorization.
120221022013321 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7071824824330.
The product of its (nonzero) digits is 576, while the sum is 22.
Adding to 120221022013321 its reverse (123310220122021), we get a palindrome (243531242135342).
The spelling of 120221022013321 in words is "one hundred twenty trillion, two hundred twenty-one billion, twenty-two million, thirteen thousand, three hundred twenty-one".
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