Base | Representation |
---|---|
bin | 100000001100010010101… |
… | …110000011111011000011 |
3 | 21211111010120101202010002 |
4 | 200030102232003323003 |
5 | 242221112342101034 |
6 | 4412140355430215 |
7 | 315553633425305 |
oct | 40142256037303 |
9 | 7744116352102 |
10 | 2212222222019 |
11 | 78321a854317 |
12 | 2b88b08b536b |
13 | 1307c4a82c84 |
14 | 79101cb7975 |
15 | 3c82946ae7e |
hex | 20312b83ec3 |
2212222222019 has 2 divisors, whose sum is σ = 2212222222020. Its totient is φ = 2212222222018.
The previous prime is 2212222221949. The next prime is 2212222222081. The reversal of 2212222222019 is 9102222222122.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 2212222222019 - 212 = 2212222217923 is a prime.
It is a super-2 number, since 2×22122222220192 (a number of 25 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 2212222221982 and 2212222222000.
It is not a weakly prime, because it can be changed into another prime (2212222222319) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1106111111009 + 1106111111010.
It is an arithmetic number, because the mean of its divisors is an integer number (1106111111010).
Almost surely, 22212222222019 is an apocalyptic number.
2212222222019 is a deficient number, since it is larger than the sum of its proper divisors (1).
2212222222019 is an equidigital number, since it uses as much as digits as its factorization.
2212222222019 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 4608, while the sum is 29.
The spelling of 2212222222019 in words is "two trillion, two hundred twelve billion, two hundred twenty-two million, two hundred twenty-two thousand, nineteen".
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