Base | Representation |
---|---|
bin | 1011000110110001100100… |
… | …0010001010011100100000 |
3 | 1121020100202102102100212110 |
4 | 2301230121002022130200 |
5 | 3100031123034120000 |
6 | 41545354513555320 |
7 | 2400134155414053 |
oct | 261543102123440 |
9 | 47210672370773 |
10 | 12211012020000 |
11 | 398872aa43682 |
12 | 14526ab275b40 |
13 | 6a7655284511 |
14 | 3030323bca9a |
15 | 16298300a850 |
hex | b1b1908a720 |
12211012020000 has 240 divisors, whose sum is σ = 41435759312640. Its totient is φ = 3143984256000.
The previous prime is 12211012019993. The next prime is 12211012020007. The reversal of 12211012020000 is 2021011221.
It is an interprime number because it is at equal distance from previous prime (12211012019993) and next prime (12211012020007).
It is a tau number, because it is divible by the number of its divisors (240).
It is a Harshad number since it is a multiple of its sum of digits (12).
It is not an unprimeable number, because it can be changed into a prime (12211012020007) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1768912 + ... + 5248911.
It is an arithmetic number, because the mean of its divisors is an integer number (172648997136).
Almost surely, 212211012020000 is an apocalyptic number.
12211012020000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
12211012020000 is an abundant number, since it is smaller than the sum of its proper divisors (29224747292640).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12211012020000 is an equidigital number, since it uses as much as digits as its factorization.
12211012020000 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7017885 (or 7017862 counting only the distinct ones).
The product of its (nonzero) digits is 16, while the sum is 12.
Adding to 12211012020000 its reverse (2021011221), we get a palindrome (12213033031221).
The spelling of 12211012020000 in words is "twelve trillion, two hundred eleven billion, twelve million, twenty thousand".
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