Base | Representation |
---|---|
bin | 11110100101110110001… |
… | …100111100000101110001 |
3 | 21102222012110210010120111 |
4 | 132211312030330011301 |
5 | 233420322330023324 |
6 | 4245425243341321 |
7 | 304611011053402 |
oct | 36456614740561 |
9 | 7388173703514 |
10 | 2102222111089 |
11 | 740602638931 |
12 | 29b511b21841 |
13 | 123314547739 |
14 | 73a68aa59a9 |
15 | 39a3c350794 |
hex | 1e97633c171 |
2102222111089 has 2 divisors, whose sum is σ = 2102222111090. Its totient is φ = 2102222111088.
The previous prime is 2102222111071. The next prime is 2102222111123. The reversal of 2102222111089 is 9801112222012.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 1978430725489 + 123791385600 = 1406567^2 + 351840^2 .
It is a cyclic number.
It is not a de Polignac number, because 2102222111089 - 221 = 2102220013937 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 2102222111089.
It is not a weakly prime, because it can be changed into another prime (2102292111089) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1051111055544 + 1051111055545.
It is an arithmetic number, because the mean of its divisors is an integer number (1051111055545).
Almost surely, 22102222111089 is an apocalyptic number.
It is an amenable number.
2102222111089 is a deficient number, since it is larger than the sum of its proper divisors (1).
2102222111089 is an equidigital number, since it uses as much as digits as its factorization.
2102222111089 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 2304, while the sum is 31.
The spelling of 2102222111089 in words is "two trillion, one hundred two billion, two hundred twenty-two million, one hundred eleven thousand, eighty-nine".
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