Base | Representation |
---|---|
bin | 1100110011100100011… |
… | …0000001011011010101 |
3 | 210000212021002112110101 |
4 | 3030321012001123111 |
5 | 12101030302241432 |
6 | 245022301254101 |
7 | 21615556306531 |
oct | 3147106013325 |
9 | 700767075411 |
10 | 220001212117 |
11 | 85335a48975 |
12 | 36779b64331 |
13 | 1799102c72b |
14 | a910600bc1 |
15 | 5ac937e4e7 |
hex | 33391816d5 |
220001212117 has 2 divisors, whose sum is σ = 220001212118. Its totient is φ = 220001212116.
The previous prime is 220001212049. The next prime is 220001212121. The reversal of 220001212117 is 711212100022.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 210680082001 + 9321130116 = 458999^2 + 96546^2 .
It is a cyclic number.
It is not a de Polignac number, because 220001212117 - 235 = 185641473749 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 220001212094 and 220001212103.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (220001212817) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110000606058 + 110000606059.
It is an arithmetic number, because the mean of its divisors is an integer number (110000606059).
Almost surely, 2220001212117 is an apocalyptic number.
It is an amenable number.
220001212117 is a deficient number, since it is larger than the sum of its proper divisors (1).
220001212117 is an equidigital number, since it uses as much as digits as its factorization.
220001212117 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 112, while the sum is 19.
Adding to 220001212117 its reverse (711212100022), we get a palindrome (931213312139).
The spelling of 220001212117 in words is "two hundred twenty billion, one million, two hundred twelve thousand, one hundred seventeen".
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