Base | Representation |
---|---|
bin | 110010101101010001010000… |
… | …010111011100110100001001 |
3 | 1002020121212010110022202002020 |
4 | 302231101100113130310021 |
5 | 213212322043412431441 |
6 | 2110150510312155053 |
7 | 64655113512425412 |
oct | 6255212027346411 |
9 | 1066555113282066 |
10 | 223013230202121 |
11 | 6507141a5627a7 |
12 | 2101955b698a89 |
13 | 9759099074778 |
14 | 3d0dc7dd08809 |
15 | 1abb144ddde66 |
hex | cad4505dcd09 |
223013230202121 has 16 divisors (see below), whose sum is σ = 304269360162240. Its totient is φ = 145216367331840.
The previous prime is 223013230202111. The next prime is 223013230202123. The reversal of 223013230202121 is 121202032310322.
It is not a de Polignac number, because 223013230202121 - 245 = 187828858113289 is a prime.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 223013230202091 and 223013230202100.
It is not an unprimeable number, because it can be changed into a prime (223013230202123) 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, 2968641 + ... + 21326961.
It is an arithmetic number, because the mean of its divisors is an integer number (19016835010140).
Almost surely, 2223013230202121 is an apocalyptic number.
It is an amenable number.
223013230202121 is a deficient number, since it is larger than the sum of its proper divisors (81256129960119).
223013230202121 is a wasteful number, since it uses less digits than its factorization.
223013230202121 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18452536.
The product of its (nonzero) digits is 1728, while the sum is 24.
Adding to 223013230202121 its reverse (121202032310322), we get a palindrome (344215262512443).
The spelling of 223013230202121 in words is "two hundred twenty-three trillion, thirteen billion, two hundred thirty million, two hundred two thousand, one hundred twenty-one".
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