Base | Representation |
---|---|
bin | 111000011100000110… |
… | …1110010010000001101 |
3 | 102120211210100211011122 |
4 | 1300320031302100031 |
5 | 3441210232101333 |
6 | 131402440130325 |
7 | 11520334614041 |
oct | 1607015622015 |
9 | 376753324148 |
10 | 121202222093 |
11 | 474465493a7 |
12 | 1b5a64669a5 |
13 | b5772a90a4 |
14 | 5c1ac94021 |
15 | 32457ce798 |
hex | 1c3837240d |
121202222093 has 2 divisors, whose sum is σ = 121202222094. Its totient is φ = 121202222092.
The previous prime is 121202222081. The next prime is 121202222111. The reversal of 121202222093 is 390222202121.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 61542694084 + 59659528009 = 248078^2 + 244253^2 .
It is a cyclic number.
It is not a de Polignac number, because 121202222093 - 24 = 121202222077 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (121202222033) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60601111046 + 60601111047.
It is an arithmetic number, because the mean of its divisors is an integer number (60601111047).
Almost surely, 2121202222093 is an apocalyptic number.
It is an amenable number.
121202222093 is a deficient number, since it is larger than the sum of its proper divisors (1).
121202222093 is an equidigital number, since it uses as much as digits as its factorization.
121202222093 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 1728, while the sum is 26.
The spelling of 121202222093 in words is "one hundred twenty-one billion, two hundred two million, two hundred twenty-two thousand, ninety-three".
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