Base | Representation |
---|---|
bin | 1010111011001100010000… |
… | …1100101001110101001100 |
3 | 1120112100010100020002110012 |
4 | 2232303010030221311030 |
5 | 3033301104133223040 |
6 | 41314125040532352 |
7 | 2346561026064344 |
oct | 256630414516514 |
9 | 46470110202405 |
10 | 12012020211020 |
11 | 39112a62902a5 |
12 | 14200153210b8 |
13 | 691961aac89b |
14 | 2d755617bd24 |
15 | 15c6d8334865 |
hex | aecc4329d4c |
12012020211020 has 24 divisors (see below), whose sum is σ = 25242894877200. Its totient is φ = 4801445716032.
The previous prime is 12012020210959. The next prime is 12012020211031. The reversal of 12012020211020 is 2011202021021.
It is a junction number, because it is equal to n+sod(n) for n = 12012020210986 and 12012020211004.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 210118730 + ... + 210175889.
It is an arithmetic number, because the mean of its divisors is an integer number (1051787286550).
Almost surely, 212012020211020 is an apocalyptic number.
12012020211020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
12012020211020 is an abundant number, since it is smaller than the sum of its proper divisors (13230874666180).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12012020211020 is a wasteful number, since it uses less digits than its factorization.
12012020211020 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 420296057 (or 420296055 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 14.
Adding to 12012020211020 its reverse (2011202021021), we get a palindrome (14023222232041).
The spelling of 12012020211020 in words is "twelve trillion, twelve billion, twenty million, two hundred eleven thousand, twenty".
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