Base | Representation |
---|---|
bin | 1100010110001000110… |
… | …1000110110000010011 |
3 | 202021110200110012002102 |
4 | 3011202031012300103 |
5 | 11433340324001321 |
6 | 241234324311015 |
7 | 21216026520002 |
oct | 3054215066023 |
9 | 667420405072 |
10 | 212101000211 |
11 | 81a51537821 |
12 | 3513424246b |
13 | 17002387829 |
14 | a3a12b0c39 |
15 | 57b59e5c0b |
hex | 3162346c13 |
212101000211 has 4 divisors (see below), whose sum is σ = 212172393624. Its totient is φ = 212029606800.
The previous prime is 212101000193. The next prime is 212101000229. The reversal of 212101000211 is 112000101212.
It is a semiprime because it is the product of two primes.
It is an interprime number because it is at equal distance from previous prime (212101000193) and next prime (212101000229).
It is a cyclic number.
It is not a de Polignac number, because 212101000211 - 26 = 212101000147 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 212101000192 and 212101000201.
It is not an unprimeable number, because it can be changed into a prime (212101060211) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35692250 + ... + 35698191.
It is an arithmetic number, because the mean of its divisors is an integer number (53043098406).
Almost surely, 2212101000211 is an apocalyptic number.
212101000211 is a deficient number, since it is larger than the sum of its proper divisors (71393413).
212101000211 is an equidigital number, since it uses as much as digits as its factorization.
212101000211 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 71393412.
The product of its (nonzero) digits is 8, while the sum is 11.
Adding to 212101000211 its reverse (112000101212), we get a palindrome (324101101423).
The spelling of 212101000211 in words is "two hundred twelve billion, one hundred one million, two hundred eleven", and thus it is an aban number.
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