Base | Representation |
---|---|
bin | 101111100110011101… |
… | …0011100010001010011 |
3 | 100202212000221201212011 |
4 | 1133030322130101103 |
5 | 3133322330320034 |
6 | 114543222443351 |
7 | 10246105453345 |
oct | 1371472342123 |
9 | 322760851764 |
10 | 102222120019 |
11 | 3a3967a3828 |
12 | 17989b93557 |
13 | 9840cb7466 |
14 | 4d3a219295 |
15 | 29d4375864 |
hex | 17cce9c453 |
102222120019 has 2 divisors, whose sum is σ = 102222120020. Its totient is φ = 102222120018.
The previous prime is 102222119983. The next prime is 102222120043. The reversal of 102222120019 is 910021222201.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 102222120019 - 27 = 102222119891 is a prime.
It is a super-2 number, since 2×1022221200192 (a number of 23 digits) contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (102222121019) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51111060009 + 51111060010.
It is an arithmetic number, because the mean of its divisors is an integer number (51111060010).
Almost surely, 2102222120019 is an apocalyptic number.
102222120019 is a deficient number, since it is larger than the sum of its proper divisors (1).
102222120019 is an equidigital number, since it uses as much as digits as its factorization.
102222120019 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 288, while the sum is 22.
The spelling of 102222120019 in words is "one hundred two billion, two hundred twenty-two million, one hundred twenty thousand, nineteen".
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