Base | Representation |
---|---|
bin | 101111100110011101… |
… | …0011010000111101011 |
3 | 100202212000221021202221 |
4 | 1133030322122013223 |
5 | 3133322330024321 |
6 | 114543222334511 |
7 | 10246105415563 |
oct | 1371472320753 |
9 | 322760837687 |
10 | 102222111211 |
11 | 3a396798150 |
12 | 17989b8a437 |
13 | 9840cb344c |
14 | 4d3a215da3 |
15 | 29d4372e41 |
hex | 17cce9a1eb |
102222111211 has 8 divisors (see below), whose sum is σ = 112619140848. Its totient is φ = 92009100000.
The previous prime is 102222111209. The next prime is 102222111217. The reversal of 102222111211 is 112111222201.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 102222111211 - 21 = 102222111209 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (102222111217) 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, 46003440 + ... + 46005661.
It is an arithmetic number, because the mean of its divisors is an integer number (14077392606).
Almost surely, 2102222111211 is an apocalyptic number.
102222111211 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
102222111211 is a deficient number, since it is larger than the sum of its proper divisors (10397029637).
102222111211 is a wasteful number, since it uses less digits than its factorization.
102222111211 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 92009213.
The product of its (nonzero) digits is 32, while the sum is 16.
Adding to 102222111211 its reverse (112111222201), we get a palindrome (214333333412).
The spelling of 102222111211 in words is "one hundred two billion, two hundred twenty-two million, one hundred eleven thousand, two hundred eleven".
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