Base | Representation |
---|---|
bin | 1100010110100000101… |
… | …0111101011111111111 |
3 | 202021201122210211222120 |
4 | 3011220022331133333 |
5 | 11434041440220221 |
6 | 241252302014023 |
7 | 21221353412643 |
oct | 3055012753777 |
9 | 667648724876 |
10 | 212201101311 |
11 | 81aa2a98201 |
12 | 35161877313 |
13 | 1701a035354 |
14 | a3b06cac23 |
15 | 57be6ba5c6 |
hex | 31682bd7ff |
212201101311 has 8 divisors (see below), whose sum is σ = 282941463600. Its totient is φ = 141464069952.
The previous prime is 212201101309. The next prime is 212201101313. The reversal of 212201101311 is 113101102212.
It is an interprime number because it is at equal distance from previous prime (212201101309) and next prime (212201101313).
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 212201101311 - 21 = 212201101309 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (212201101313) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 680086 + ... + 941763.
It is an arithmetic number, because the mean of its divisors is an integer number (35367682950).
Almost surely, 2212201101311 is an apocalyptic number.
212201101311 is a deficient number, since it is larger than the sum of its proper divisors (70740362289).
212201101311 is a wasteful number, since it uses less digits than its factorization.
212201101311 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1665465.
The product of its (nonzero) digits is 24, while the sum is 15.
Adding to 212201101311 its reverse (113101102212), we get a palindrome (325302203523).
Subtracting from 212201101311 its reverse (113101102212), we obtain a palindrome (99099999099).
The spelling of 212201101311 in words is "two hundred twelve billion, two hundred one million, one hundred one thousand, three hundred eleven".
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