Base | Representation |
---|---|
bin | 11110111000011101101… |
… | …100110001111010000011 |
3 | 21111212210121111220200222 |
4 | 132320131230301322003 |
5 | 234232242300402433 |
6 | 4302533014533255 |
7 | 306216252255323 |
oct | 36703554617203 |
9 | 7455717456628 |
10 | 2122212122243 |
11 | 749030465104 |
12 | 2a337066722b |
13 | 12517bb358c5 |
14 | 74a0390b283 |
15 | 3a30c296b98 |
hex | 1ee1db31e83 |
2122212122243 has 2 divisors, whose sum is σ = 2122212122244. Its totient is φ = 2122212122242.
The previous prime is 2122212122209. The next prime is 2122212122273. The reversal of 2122212122243 is 3422212122212.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 2122212122243 - 220 = 2122211073667 is a prime.
It is not a weakly prime, because it can be changed into another prime (2122212122273) 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, 1061106061121 + 1061106061122.
It is an arithmetic number, because the mean of its divisors is an integer number (1061106061122).
Almost surely, 22122212122243 is an apocalyptic number.
2122212122243 is a deficient number, since it is larger than the sum of its proper divisors (1).
2122212122243 is an equidigital number, since it uses as much as digits as its factorization.
2122212122243 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 3072, while the sum is 26.
Adding to 2122212122243 its reverse (3422212122212), we get a palindrome (5544424244455).
The spelling of 2122212122243 in words is "two trillion, one hundred twenty-two billion, two hundred twelve million, one hundred twenty-two thousand, two hundred forty-three".
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