Base | Representation |
---|---|
bin | 1100010010110101001… |
… | …0111000000000001001 |
3 | 202012011211010101001000 |
4 | 3010231102320000021 |
5 | 11430031102221301 |
6 | 241010254245213 |
7 | 21155030412432 |
oct | 3045522700011 |
9 | 665154111030 |
10 | 211213320201 |
11 | 8163645a684 |
12 | 34b26ab6809 |
13 | 16bc04b59a0 |
14 | a319440489 |
15 | 5762aee786 |
hex | 312d4b8009 |
211213320201 has 128 divisors (see below), whose sum is σ = 360601113600. Its totient is φ = 121036861440.
The previous prime is 211213320193. The next prime is 211213320211. The reversal of 211213320201 is 102023312112.
211213320201 is a `hidden beast` number, since 21 + 121 + 3 + 320 + 201 = 666.
It is not a de Polignac number, because 211213320201 - 23 = 211213320193 is a prime.
It is a super-2 number, since 2×2112133202012 (a number of 23 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (211213320211) by changing a digit.
It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 290526900 + ... + 290527626.
It is an arithmetic number, because the mean of its divisors is an integer number (2817196200).
Almost surely, 2211213320201 is an apocalyptic number.
It is an amenable number.
211213320201 is a deficient number, since it is larger than the sum of its proper divisors (149387793399).
211213320201 is a wasteful number, since it uses less digits than its factorization.
211213320201 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1216 (or 1210 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 18.
Adding to 211213320201 its reverse (102023312112), we get a palindrome (313236632313).
The spelling of 211213320201 in words is "two hundred eleven billion, two hundred thirteen million, three hundred twenty thousand, two hundred one".
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