Base | Representation |
---|---|
bin | 11011100010010001000010… |
… | …111001011001110011101011 |
3 | 120212210020111000020201112011 |
4 | 123202101002321121303223 |
5 | 111333113414134102222 |
6 | 1105321300002500351 |
7 | 34336221645416254 |
oct | 3342210271316353 |
9 | 525706430221464 |
10 | 121102020222187 |
11 | 35650095324014 |
12 | 116ba4716646b7 |
13 | 5275b4390c894 |
14 | 21c9524977b2b |
15 | e0021c660c77 |
hex | 6e2442e59ceb |
121102020222187 has 2 divisors, whose sum is σ = 121102020222188. Its totient is φ = 121102020222186.
The previous prime is 121102020222121. The next prime is 121102020222233. The reversal of 121102020222187 is 781222020201121.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 121102020222187 - 231 = 121099872738539 is a prime.
It is not a weakly prime, because it can be changed into another prime (121102020222107) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60551010111093 + 60551010111094.
It is an arithmetic number, because the mean of its divisors is an integer number (60551010111094).
Almost surely, 2121102020222187 is an apocalyptic number.
121102020222187 is a deficient number, since it is larger than the sum of its proper divisors (1).
121102020222187 is an equidigital number, since it uses as much as digits as its factorization.
121102020222187 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 3584, while the sum is 31.
The spelling of 121102020222187 in words is "one hundred twenty-one trillion, one hundred two billion, twenty million, two hundred twenty-two thousand, one hundred eighty-seven".
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