Base | Representation |
---|---|
bin | 10001110010000100111… |
… | …111101100100100101111 |
3 | 11022211012102100121222200 |
4 | 101302010333230210233 |
5 | 130010130003032343 |
6 | 2333214023512543 |
7 | 154200230431062 |
oct | 21620477544457 |
9 | 4284172317880 |
10 | 1222002002223 |
11 | 431280300002 |
12 | 1789b9bb8753 |
13 | 8b30798b132 |
14 | 4320666a8d9 |
15 | 21bc15b24d3 |
hex | 11c84fec92f |
1222002002223 has 24 divisors (see below), whose sum is σ = 1868986733328. Its totient is φ = 766728920832.
The previous prime is 1222002002213. The next prime is 1222002002231. The reversal of 1222002002223 is 3222002002221.
It is not a de Polignac number, because 1222002002223 - 214 = 1222001985839 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 1222002002196 and 1222002002205.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1222002002213) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11382865 + ... + 11489717.
It is an arithmetic number, because the mean of its divisors is an integer number (77874447222).
Almost surely, 21222002002223 is an apocalyptic number.
1222002002223 is a deficient number, since it is larger than the sum of its proper divisors (646984731105).
1222002002223 is a wasteful number, since it uses less digits than its factorization.
1222002002223 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 181623 (or 181620 counting only the distinct ones).
The product of its (nonzero) digits is 384, while the sum is 18.
Adding to 1222002002223 its reverse (3222002002221), we get a palindrome (4444004004444).
The spelling of 1222002002223 in words is "one trillion, two hundred twenty-two billion, two million, two thousand, two hundred twenty-three".
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