Base | Representation |
---|---|
bin | 1011000001100110011000… |
… | …1100010011110011101001 |
3 | 1120220212021211202012201102 |
4 | 2300121212030103303221 |
5 | 3042102041211242301 |
6 | 41440453234331145 |
7 | 2360536145463665 |
oct | 260314614236351 |
9 | 46825254665642 |
10 | 12122112212201 |
11 | 3953a60359242 |
12 | 143941aa29ab5 |
13 | 69c15837c554 |
14 | 2dc9db66d8a5 |
15 | 1604cd551b6b |
hex | b0666313ce9 |
12122112212201 has 8 divisors (see below), whose sum is σ = 12130155690240. Its totient is φ = 12114069129648.
The previous prime is 12122112212191. The next prime is 12122112212227. The reversal of 12122112212201 is 10221221122121.
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 12122112212201 - 26 = 12122112212137 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (12122112212251) 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, 85592435 + ... + 85733943.
It is an arithmetic number, because the mean of its divisors is an integer number (1516269461280).
Almost surely, 212122112212201 is an apocalyptic number.
It is an amenable number.
12122112212201 is a deficient number, since it is larger than the sum of its proper divisors (8043478039).
12122112212201 is a wasteful number, since it uses less digits than its factorization.
12122112212201 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 197743.
The product of its (nonzero) digits is 128, while the sum is 20.
Adding to 12122112212201 its reverse (10221221122121), we get a palindrome (22343333334322).
The spelling of 12122112212201 in words is "twelve trillion, one hundred twenty-two billion, one hundred twelve million, two hundred twelve thousand, two hundred one".
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