Base | Representation |
---|---|
bin | 1010000110001100101110… |
… | …00111001111110001000111 |
3 | 2220121121101122212120120221 |
4 | 11003012113013033301013 |
5 | 10402234144112242411 |
6 | 115120004035005211 |
7 | 4451062343232163 |
oct | 503062707176107 |
9 | 86547348776527 |
10 | 22203221212231 |
11 | 70903735a0494 |
12 | 25a7171a39807 |
13 | c509a7321bc7 |
14 | 56a8da939ca3 |
15 | 287853ec6071 |
hex | 1431971cfc47 |
22203221212231 has 8 divisors (see below), whose sum is σ = 22400040348000. Its totient is φ = 22007057049600.
The previous prime is 22203221212229. The next prime is 22203221212243. The reversal of 22203221212231 is 13221212230222.
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 22203221212231 - 21 = 22203221212229 is a prime.
It is a super-2 number, since 2×222032212122312 (a number of 27 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 22203221212196 and 22203221212205.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (22203221212331) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 163675186 + ... + 163810783.
It is an arithmetic number, because the mean of its divisors is an integer number (2800005043500).
Almost surely, 222203221212231 is an apocalyptic number.
22203221212231 is a deficient number, since it is larger than the sum of its proper divisors (196819135769).
22203221212231 is a wasteful number, since it uses less digits than its factorization.
22203221212231 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 327486569.
The product of its (nonzero) digits is 2304, while the sum is 25.
Adding to 22203221212231 its reverse (13221212230222), we get a palindrome (35424433442453).
The spelling of 22203221212231 in words is "twenty-two trillion, two hundred three billion, two hundred twenty-one million, two hundred twelve thousand, two hundred thirty-one".
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