Base | Representation |
---|---|
bin | 11110111000011101000… |
… | …110001101101001011011 |
3 | 21111212202220111021101211 |
4 | 132320131012031221123 |
5 | 234232232203343001 |
6 | 4302532014123551 |
7 | 306216100320166 |
oct | 36703506155133 |
9 | 7455686437354 |
10 | 2122202012251 |
11 | 74902578a342 |
12 | 2a33691b05b7 |
13 | 125179a05c69 |
14 | 74a02438add |
15 | 3a30b44b351 |
hex | 1ee1d18da5b |
2122202012251 has 2 divisors, whose sum is σ = 2122202012252. Its totient is φ = 2122202012250.
The previous prime is 2122202012209. The next prime is 2122202012309. The reversal of 2122202012251 is 1522102022212.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 2122202012251 - 29 = 2122202011739 is a prime.
It is not a weakly prime, because it can be changed into another prime (2122202012351) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1061101006125 + 1061101006126.
It is an arithmetic number, because the mean of its divisors is an integer number (1061101006126).
Almost surely, 22122202012251 is an apocalyptic number.
2122202012251 is a deficient number, since it is larger than the sum of its proper divisors (1).
2122202012251 is an equidigital number, since it uses as much as digits as its factorization.
2122202012251 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 640, while the sum is 22.
Adding to 2122202012251 its reverse (1522102022212), we get a palindrome (3644304034463).
The spelling of 2122202012251 in words is "two trillion, one hundred twenty-two billion, two hundred two million, twelve thousand, two hundred fifty-one".
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