Base | Representation |
---|---|
bin | 1010111011000101100001… |
… | …0111000100011010100101 |
3 | 1120112011110020212202021111 |
4 | 2232301120113010122211 |
5 | 3033233403004031041 |
6 | 41313225331145021 |
7 | 2346465140053501 |
oct | 256613027043245 |
9 | 46464406782244 |
10 | 12010211002021 |
11 | 3910558006851 |
12 | 141b7ab445171 |
13 | 69173401700b |
14 | 2d7423b89301 |
15 | 15c62e5ac981 |
hex | aec585c46a5 |
12010211002021 has 2 divisors, whose sum is σ = 12010211002022. Its totient is φ = 12010211002020.
The previous prime is 12010211001961. The next prime is 12010211002039. The reversal of 12010211002021 is 12020011201021.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 10992208702500 + 1018002299521 = 3315450^2 + 1008961^2 .
It is a cyclic number.
It is not a de Polignac number, because 12010211002021 - 225 = 12010177447589 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 12010211001992 and 12010211002010.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (12010211006021) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6005105501010 + 6005105501011.
It is an arithmetic number, because the mean of its divisors is an integer number (6005105501011).
Almost surely, 212010211002021 is an apocalyptic number.
It is an amenable number.
12010211002021 is a deficient number, since it is larger than the sum of its proper divisors (1).
12010211002021 is an equidigital number, since it uses as much as digits as its factorization.
12010211002021 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 16, while the sum is 13.
Adding to 12010211002021 its reverse (12020011201021), we get a palindrome (24030222203042).
The spelling of 12010211002021 in words is "twelve trillion, ten billion, two hundred eleven million, two thousand, twenty-one".
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