Base | Representation |
---|---|
bin | 111000011111011010… |
… | …1010000010101011110 |
3 | 102121010112020201102220 |
4 | 1300332311100111132 |
5 | 3441422141412342 |
6 | 131421443330210 |
7 | 11523153313530 |
oct | 1607665202536 |
9 | 377115221386 |
10 | 121313232222 |
11 | 474a317aa06 |
12 | 1b617680966 |
13 | b5942a6160 |
14 | 5c2b90d850 |
15 | 325040b5ec |
hex | 1c3ed5055e |
121313232222 has 64 divisors (see below), whose sum is σ = 306687972864. Its totient is φ = 31129971840.
The previous prime is 121313232193. The next prime is 121313232223. The reversal of 121313232222 is 222232313121.
121313232222 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a nude number because it is divisible by every one of its digits.
It is a junction number, because it is equal to n+sod(n) for n = 121313232192 and 121313232201.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (121313232223) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2982304 + ... + 3022707.
It is an arithmetic number, because the mean of its divisors is an integer number (4791999576).
Almost surely, 2121313232222 is an apocalyptic number.
121313232222 is an abundant number, since it is smaller than the sum of its proper divisors (185374740642).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
121313232222 is a wasteful number, since it uses less digits than its factorization.
121313232222 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6005073.
The product of its digits is 1728, while the sum is 24.
Adding to 121313232222 its reverse (222232313121), we get a palindrome (343545545343).
The spelling of 121313232222 in words is "one hundred twenty-one billion, three hundred thirteen million, two hundred thirty-two thousand, two hundred twenty-two".
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