Base | Representation |
---|---|
bin | 10001100110111010010… |
… | …010000111010101111011 |
3 | 11021200020202101202021102 |
4 | 101212322102013111323 |
5 | 124311100321333034 |
6 | 2323512121402015 |
7 | 153264126553541 |
oct | 21467222072573 |
9 | 4250222352242 |
10 | 1210011121019 |
11 | 427187807528 |
12 | 17661233930b |
13 | 8a14669a05c |
14 | 427c9d43d91 |
15 | 2171da4397e |
hex | 119ba48757b |
1210011121019 has 2 divisors, whose sum is σ = 1210011121020. Its totient is φ = 1210011121018.
The previous prime is 1210011120991. The next prime is 1210011121037. The reversal of 1210011121019 is 9101211100121.
It is a strong prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-1210011121019 is a prime.
It is a super-2 number, since 2×12100111210192 (a number of 25 digits) contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (1210011121049) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 605005560509 + 605005560510.
It is an arithmetic number, because the mean of its divisors is an integer number (605005560510).
Almost surely, 21210011121019 is an apocalyptic number.
1210011121019 is a deficient number, since it is larger than the sum of its proper divisors (1).
1210011121019 is an equidigital number, since it uses as much as digits as its factorization.
1210011121019 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 36, while the sum is 20.
The spelling of 1210011121019 in words is "one trillion, two hundred ten billion, eleven million, one hundred twenty-one thousand, nineteen".
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