Base | Representation |
---|---|
bin | 110010100001110000010111… |
… | …011100010101101111111001 |
3 | 1002010211012211100100212102101 |
4 | 302201300113130111233321 |
5 | 213111341124301400441 |
6 | 2104343213352503401 |
7 | 64544003231036206 |
oct | 6241602734255771 |
9 | 1063735740325371 |
10 | 222222001200121 |
11 | 648969043a868a |
12 | 20b101426aab61 |
13 | 96cc5a22a8450 |
14 | 3cc38607c6cad |
15 | 1aa5786b41231 |
hex | ca1c17715bf9 |
222222001200121 has 16 divisors (see below), whose sum is σ = 240476202787968. Its totient is φ = 204133752950400.
The previous prime is 222222001200103. The next prime is 222222001200179. The reversal of 222222001200121 is 121002100222222.
It is not a de Polignac number, because 222222001200121 - 219 = 222222000675833 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (222222001200181) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21016116 + ... + 29767786.
It is an arithmetic number, because the mean of its divisors is an integer number (15029762674248).
Almost surely, 2222222001200121 is an apocalyptic number.
It is an amenable number.
222222001200121 is a deficient number, since it is larger than the sum of its proper divisors (18254201587847).
222222001200121 is a wasteful number, since it uses less digits than its factorization.
222222001200121 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8761152.
The product of its (nonzero) digits is 256, while the sum is 19.
Adding to 222222001200121 its reverse (121002100222222), we get a palindrome (343224101422343).
The spelling of 222222001200121 in words is "two hundred twenty-two trillion, two hundred twenty-two billion, one million, two hundred thousand, one hundred twenty-one".
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