Base | Representation |
---|---|
bin | 1010111011101001111111… |
… | …1101100100100010110101 |
3 | 1120120002201121202202100220 |
4 | 2232322133331210202311 |
5 | 3033413431031241041 |
6 | 41321525054524553 |
7 | 2350262601011316 |
oct | 256723775444265 |
9 | 46502647682326 |
10 | 12020002212021 |
11 | 3914721984841 |
12 | 1421682506759 |
13 | 6926346902bb |
14 | 2d7ab22bc60d |
15 | 15ca03e76d66 |
hex | aee9ff648b5 |
12020002212021 has 8 divisors (see below), whose sum is σ = 16723481338560. Its totient is φ = 7664928946752.
The previous prime is 12020002211993. The next prime is 12020002212061. The reversal of 12020002212021 is 12021220002021.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 12020002212021 - 213 = 12020002203829 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12020002212061) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 87101465236 + ... + 87101465373.
It is an arithmetic number, because the mean of its divisors is an integer number (2090435167320).
Almost surely, 212020002212021 is an apocalyptic number.
It is an amenable number.
12020002212021 is a deficient number, since it is larger than the sum of its proper divisors (4703479126539).
12020002212021 is a wasteful number, since it uses less digits than its factorization.
12020002212021 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 174202930635.
The product of its (nonzero) digits is 64, while the sum is 15.
Adding to 12020002212021 its reverse (12021220002021), we get a palindrome (24041222214042).
The spelling of 12020002212021 in words is "twelve trillion, twenty billion, two million, two hundred twelve thousand, twenty-one".
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