Base | Representation |
---|---|
bin | 110111111110111011… |
… | …1100100101110111101 |
3 | 102111022120101111100101 |
4 | 1233331313210232331 |
5 | 3432204132233041 |
6 | 131121351001101 |
7 | 11454150240046 |
oct | 1577567445675 |
9 | 374276344311 |
10 | 120223321021 |
11 | 46a93a26551 |
12 | 1b372669191 |
13 | b44c54859b |
14 | 5b66c798cd |
15 | 31d98b9b31 |
hex | 1bfdde4bbd |
120223321021 has 4 divisors (see below), whose sum is σ = 121169961472. Its totient is φ = 119276680572.
The previous prime is 120223320979. The next prime is 120223321067. The reversal of 120223321021 is 120123322021.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 120223321021 - 211 = 120223318973 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 120223321021.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (120223321121) 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, 473320035 + ... + 473320288.
It is an arithmetic number, because the mean of its divisors is an integer number (30292490368).
Almost surely, 2120223321021 is an apocalyptic number.
It is an amenable number.
120223321021 is a deficient number, since it is larger than the sum of its proper divisors (946640451).
120223321021 is an equidigital number, since it uses as much as digits as its factorization.
120223321021 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 946640450.
The product of its (nonzero) digits is 288, while the sum is 19.
Adding to 120223321021 its reverse (120123322021), we get a palindrome (240346643042).
The spelling of 120223321021 in words is "one hundred twenty billion, two hundred twenty-three million, three hundred twenty-one thousand, twenty-one".
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