Base | Representation |
---|---|
bin | 1011000001100110010110… |
… | …0001100111101000010111 |
3 | 1120220212021001200122120011 |
4 | 2300121211201213220113 |
5 | 3042102030330134312 |
6 | 41440452154421051 |
7 | 2360535651404122 |
oct | 260314541475027 |
9 | 46825231618504 |
10 | 12122101021207 |
11 | 3953a55005291 |
12 | 1439417131787 |
13 | 69c155c61868 |
14 | 2dc9d9d993b9 |
15 | 1604cc590da7 |
hex | b0665867a17 |
12122101021207 has 2 divisors, whose sum is σ = 12122101021208. Its totient is φ = 12122101021206.
The previous prime is 12122101021193. The next prime is 12122101021243. The reversal of 12122101021207 is 70212010122121.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 12122101021207 - 211 = 12122101019159 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (12122101025207) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6061050510603 + 6061050510604.
It is an arithmetic number, because the mean of its divisors is an integer number (6061050510604).
Almost surely, 212122101021207 is an apocalyptic number.
12122101021207 is a deficient number, since it is larger than the sum of its proper divisors (1).
12122101021207 is an equidigital number, since it uses as much as digits as its factorization.
12122101021207 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 224, while the sum is 22.
Adding to 12122101021207 its reverse (70212010122121), we get a palindrome (82334111143328).
The spelling of 12122101021207 in words is "twelve trillion, one hundred twenty-two billion, one hundred one million, twenty-one thousand, two hundred seven".
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