Base | Representation |
---|---|
bin | 100000001011001011000… |
… | …100101101110011111101 |
3 | 21211101000210120202112222 |
4 | 200023023010231303331 |
5 | 242211132132414323 |
6 | 4411421220135125 |
7 | 315512066422415 |
oct | 40131304556375 |
9 | 7741023522488 |
10 | 2211020201213 |
11 | 78276329829a |
12 | 2b86162374a5 |
13 | 130662a31a65 |
14 | 7902a3bd645 |
15 | 3c7a8b819c8 |
hex | 202cb12dcfd |
2211020201213 has 2 divisors, whose sum is σ = 2211020201214. Its totient is φ = 2211020201212.
The previous prime is 2211020201119. The next prime is 2211020201233. The reversal of 2211020201213 is 3121020201122.
2211020201213 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 1922030095129 + 288990106084 = 1386373^2 + 537578^2 .
It is a cyclic number.
It is not a de Polignac number, because 2211020201213 - 212 = 2211020197117 is a prime.
It is a super-2 number, since 2×22110202012132 (a number of 25 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 2211020201191 and 2211020201200.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (2211020201233) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1105510100606 + 1105510100607.
It is an arithmetic number, because the mean of its divisors is an integer number (1105510100607).
Almost surely, 22211020201213 is an apocalyptic number.
It is an amenable number.
2211020201213 is a deficient number, since it is larger than the sum of its proper divisors (1).
2211020201213 is an equidigital number, since it uses as much as digits as its factorization.
2211020201213 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 96, while the sum is 17.
Adding to 2211020201213 its reverse (3121020201122), we get a palindrome (5332040402335).
Subtracting 2211020201213 from its reverse (3121020201122), we obtain a palindrome (909999999909).
The spelling of 2211020201213 in words is "two trillion, two hundred eleven billion, twenty million, two hundred one thousand, two hundred thirteen".
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