Base | Representation |
---|---|
bin | 1011000111010011110101… |
… | …0110010010011111011001 |
3 | 1121021020111112022122110122 |
4 | 2301310331112102133121 |
5 | 3100203443032211301 |
6 | 41553515412323025 |
7 | 2400611140300421 |
oct | 261647526223731 |
9 | 47236445278418 |
10 | 12220211210201 |
11 | 3991620714405 |
12 | 1454438013475 |
13 | 6a8490097327 |
14 | 303666045481 |
15 | 162d2093181b |
hex | b1d3d5927d9 |
12220211210201 has 2 divisors, whose sum is σ = 12220211210202. Its totient is φ = 12220211210200.
The previous prime is 12220211210183. The next prime is 12220211210203. The reversal of 12220211210201 is 10201211202221.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 6972794766025 + 5247416444176 = 2640605^2 + 2290724^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-12220211210201 is a prime.
Together with 12220211210203, it forms a pair of twin primes.
It is a Chen prime.
It is a self number, because there is not a number n which added to its sum of digits gives 12220211210201.
It is not a weakly prime, because it can be changed into another prime (12220211210203) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6110105605100 + 6110105605101.
It is an arithmetic number, because the mean of its divisors is an integer number (6110105605101).
Almost surely, 212220211210201 is an apocalyptic number.
It is an amenable number.
12220211210201 is a deficient number, since it is larger than the sum of its proper divisors (1).
12220211210201 is an equidigital number, since it uses as much as digits as its factorization.
12220211210201 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 64, while the sum is 17.
Adding to 12220211210201 its reverse (10201211202221), we get a palindrome (22421422412422).
The spelling of 12220211210201 in words is "twelve trillion, two hundred twenty billion, two hundred eleven million, two hundred ten thousand, two hundred one".
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