Base | Representation |
---|---|
bin | 10001011111101001111… |
… | …001011001011001000011 |
3 | 11020221010210001110110201 |
4 | 101133221321121121003 |
5 | 124144121310404443 |
6 | 2320143043110031 |
7 | 152600063334343 |
oct | 21375171313103 |
9 | 4227123043421 |
10 | 1202220013123 |
11 | 423949945888 |
12 | 174bb9072317 |
13 | 894a450573c |
14 | 4228b2d4d23 |
15 | 21414a5c34d |
hex | 117e9e59643 |
1202220013123 has 8 divisors (see below), whose sum is σ = 1202690343600. Its totient is φ = 1201749785088.
The previous prime is 1202220013097. The next prime is 1202220013129. The reversal of 1202220013123 is 3213100222021.
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 1202220013123 - 29 = 1202220012611 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 1202220013123.
It is not an unprimeable number, because it can be changed into a prime (1202220013129) 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, 29819763 + ... + 29860051.
It is an arithmetic number, because the mean of its divisors is an integer number (150336292950).
Almost surely, 21202220013123 is an apocalyptic number.
1202220013123 is a deficient number, since it is larger than the sum of its proper divisors (470330477).
1202220013123 is an equidigital number, since it uses as much as digits as its factorization.
1202220013123 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 51221.
The product of its (nonzero) digits is 288, while the sum is 19.
Adding to 1202220013123 its reverse (3213100222021), we get a palindrome (4415320235144).
The spelling of 1202220013123 in words is "one trillion, two hundred two billion, two hundred twenty million, thirteen thousand, one hundred twenty-three".
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