Base | Representation |
---|---|
bin | 110010100001011100111010… |
… | …110101101100010011111101 |
3 | 1002010202012221010002202222011 |
4 | 302201130322311230103331 |
5 | 213111020343233242341 |
6 | 2104325441352451221 |
7 | 64542333620416363 |
oct | 6241347265542375 |
9 | 1063665833082864 |
10 | 222201120212221 |
11 | 64888a69652397 |
12 | 20b080956a9b11 |
13 | 96ca6252329c7 |
14 | 3cc283d4d3633 |
15 | 1aa4e638a1b81 |
hex | ca173ad6c4fd |
222201120212221 has 8 divisors (see below), whose sum is σ = 223280604094464. Its totient is φ = 221122377993840.
The previous prime is 222201120212083. The next prime is 222201120212303. The reversal of 222201120212221 is 122212021102222.
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 222201120212221 - 231 = 222198972728573 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 222201120212192 and 222201120212201.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (222201120212821) 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, 184815310 + ... + 186013711.
It is an arithmetic number, because the mean of its divisors is an integer number (27910075511808).
Almost surely, 2222201120212221 is an apocalyptic number.
It is an amenable number.
222201120212221 is a deficient number, since it is larger than the sum of its proper divisors (1079483882243).
222201120212221 is a wasteful number, since it uses less digits than its factorization.
222201120212221 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 370831931.
The product of its (nonzero) digits is 512, while the sum is 22.
Adding to 222201120212221 its reverse (122212021102222), we get a palindrome (344413141314443).
The spelling of 222201120212221 in words is "two hundred twenty-two trillion, two hundred one billion, one hundred twenty million, two hundred twelve thousand, two hundred twenty-one".
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