Base | Representation |
---|---|
bin | 100000010100101010100… |
… | …011011101010100011001 |
3 | 21212100100002022022121212 |
4 | 200110222203131110121 |
5 | 242343020234431413 |
6 | 4420224414312505 |
7 | 316322463510560 |
oct | 40245243352431 |
9 | 7770302268555 |
10 | 2221212030233 |
11 | 787013314289 |
12 | 2ba59b4b8735 |
13 | 1315c83a5311 |
14 | 79715bd8bd7 |
15 | 3cba37d2ca8 |
hex | 2052a8dd519 |
2221212030233 has 8 divisors (see below), whose sum is σ = 2541665900160. Its totient is φ = 1901542626720.
The previous prime is 2221212030203. The next prime is 2221212030241. The reversal of 2221212030233 is 3320302121222.
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 2221212030233 - 240 = 1121700402457 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 2221212030199 and 2221212030208.
It is not an unprimeable number, because it can be changed into a prime (2221212030203) 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, 196110533 + ... + 196121858.
It is an arithmetic number, because the mean of its divisors is an integer number (317708237520).
Almost surely, 22221212030233 is an apocalyptic number.
It is an amenable number.
2221212030233 is a deficient number, since it is larger than the sum of its proper divisors (320453869927).
2221212030233 is an equidigital number, since it uses as much as digits as its factorization.
2221212030233 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 392233207.
The product of its (nonzero) digits is 1728, while the sum is 23.
Adding to 2221212030233 its reverse (3320302121222), we get a palindrome (5541514151455).
The spelling of 2221212030233 in words is "two trillion, two hundred twenty-one billion, two hundred twelve million, thirty thousand, two hundred thirty-three".
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