Base | Representation |
---|---|
bin | 110010011110100010100011… |
… | …100001010011101010000001 |
3 | 1002010001002102022002210221201 |
4 | 302132202203201103222001 |
5 | 213044231033312404441 |
6 | 2104053505113021201 |
7 | 64522021025324506 |
oct | 6236424341235201 |
9 | 1063032368083851 |
10 | 222001013013121 |
11 | 648111123229a1 |
12 | 20a9534a0b4801 |
13 | 96b47b494c314 |
14 | 3cb6c990a94ad |
15 | 1a9eb50d04c31 |
hex | c9e8a3853a81 |
222001013013121 has 16 divisors (see below), whose sum is σ = 229033636489728. Its totient is φ = 215022822739200.
The previous prime is 222001013013107. The next prime is 222001013013173. The reversal of 222001013013121 is 121310310100222.
It is not a de Polignac number, because 222001013013121 - 217 = 222001012882049 is a prime.
It is a super-3 number, since 3×2220010130131213 (a number of 44 digits) contains 333 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (222001013016121) 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, 188865306 + ... + 190037116.
It is an arithmetic number, because the mean of its divisors is an integer number (14314602280608).
Almost surely, 2222001013013121 is an apocalyptic number.
It is an amenable number.
222001013013121 is a deficient number, since it is larger than the sum of its proper divisors (7032623476607).
222001013013121 is a wasteful number, since it uses less digits than its factorization.
222001013013121 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1195032.
The product of its (nonzero) digits is 144, while the sum is 19.
Adding to 222001013013121 its reverse (121310310100222), we get a palindrome (343311323113343).
The spelling of 222001013013121 in words is "two hundred twenty-two trillion, one billion, thirteen million, thirteen thousand, one hundred twenty-one".
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