Base | Representation |
---|---|
bin | 11011010011111110011110… |
… | …101001011010000101101001 |
3 | 120202022100202011120102200122 |
4 | 123103332132221122011221 |
5 | 111221021241034201441 |
6 | 1103250212143013025 |
7 | 34205245606430366 |
oct | 3323763651320551 |
9 | 522270664512618 |
10 | 120120012022121 |
11 | 3530167a29a771 |
12 | 11580090b9a175 |
13 | 5204364c63107 |
14 | 2193ba7c2546d |
15 | dd48e56d334b |
hex | 6d3f9ea5a169 |
120120012022121 has 4 divisors (see below), whose sum is σ = 120183199826244. Its totient is φ = 120056824218000.
The previous prime is 120120012022039. The next prime is 120120012022141. The reversal of 120120012022121 is 121220210021021.
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 56246925042025 + 63873086980096 = 7499795^2 + 7992064^2 .
It is a cyclic number.
It is not a de Polignac number, because 120120012022121 - 242 = 115721965511017 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 120120012022121.
It is not an unprimeable number, because it can be changed into a prime (120120012022141) 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, 31593899210 + ... + 31593903011.
It is an arithmetic number, because the mean of its divisors is an integer number (30045799956561).
Almost surely, 2120120012022121 is an apocalyptic number.
It is an amenable number.
120120012022121 is a deficient number, since it is larger than the sum of its proper divisors (63187804123).
120120012022121 is an equidigital number, since it uses as much as digits as its factorization.
120120012022121 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 63187804122.
The product of its (nonzero) digits is 64, while the sum is 17.
Adding to 120120012022121 its reverse (121220210021021), we get a palindrome (241340222043142).
The spelling of 120120012022121 in words is "one hundred twenty trillion, one hundred twenty billion, twelve million, twenty-two thousand, one hundred twenty-one".
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