Base | Representation |
---|---|
bin | 1001010010111100111110… |
… | …1101110110101001010001 |
3 | 1100012010201211211022211121 |
4 | 2110233033231312221101 |
5 | 2314431020244214301 |
6 | 33423320544042241 |
7 | 2103313110234043 |
oct | 224571755665121 |
9 | 40163654738747 |
10 | 10221212101201 |
11 | 3290878845872 |
12 | 1190b33303381 |
13 | 591b18cc286a |
14 | 2749d0495a93 |
15 | 12ad2575e3a1 |
hex | 94bcfb76a51 |
10221212101201 has 2 divisors, whose sum is σ = 10221212101202. Its totient is φ = 10221212101200.
The previous prime is 10221212101147. The next prime is 10221212101277. The reversal of 10221212101201 is 10210121212201.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 9829955596176 + 391256505025 = 3135276^2 + 625505^2 .
It is a cyclic number.
It is not a de Polignac number, because 10221212101201 - 233 = 10212622166609 is a prime.
It is a super-2 number, since 2×102212121012012 (a number of 27 digits) contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (10221212102201) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5110606050600 + 5110606050601.
It is an arithmetic number, because the mean of its divisors is an integer number (5110606050601).
Almost surely, 210221212101201 is an apocalyptic number.
It is an amenable number.
10221212101201 is a deficient number, since it is larger than the sum of its proper divisors (1).
10221212101201 is an equidigital number, since it uses as much as digits as its factorization.
10221212101201 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 32, while the sum is 16.
Adding to 10221212101201 its reverse (10210121212201), we get a palindrome (20431333313402).
The spelling of 10221212101201 in words is "ten trillion, two hundred twenty-one billion, two hundred twelve million, one hundred one thousand, two hundred one".
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