Base | Representation |
---|---|
bin | 1010111010100111110000… |
… | …1000000011001100001111 |
3 | 1120111101211102111011221221 |
4 | 2232221330020003030033 |
5 | 3033121022101010111 |
6 | 41305424432104211 |
7 | 2346063141102655 |
oct | 256517410031417 |
9 | 46441742434857 |
10 | 12002221110031 |
11 | 3908127a12729 |
12 | 141a13b695067 |
13 | 690a5c902989 |
14 | 2d6ca6992dd5 |
15 | 15c312e0c371 |
hex | aea7c20330f |
12002221110031 has 2 divisors, whose sum is σ = 12002221110032. Its totient is φ = 12002221110030.
The previous prime is 12002221109981. The next prime is 12002221110049. The reversal of 12002221110031 is 13001112220021.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 12002221110031 - 229 = 12001684239119 is a prime.
It is a super-2 number, since 2×120022211100312 (a number of 27 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 12002221109987 and 12002221110014.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (12002221110631) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6001110555015 + 6001110555016.
It is an arithmetic number, because the mean of its divisors is an integer number (6001110555016).
Almost surely, 212002221110031 is an apocalyptic number.
12002221110031 is a deficient number, since it is larger than the sum of its proper divisors (1).
12002221110031 is an equidigital number, since it uses as much as digits as its factorization.
12002221110031 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 48, while the sum is 16.
Adding to 12002221110031 its reverse (13001112220021), we get a palindrome (25003333330052).
The spelling of 12002221110031 in words is "twelve trillion, two billion, two hundred twenty-one million, one hundred ten thousand, thirty-one".
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