Base | Representation |
---|---|
bin | 1001101001010010111011… |
… | …01010110011100101110110 |
3 | 2210002200000201202101200011 |
4 | 10310221131222303211312 |
5 | 10240001311210310402 |
6 | 113035443345410434 |
7 | 4316244355262362 |
oct | 464513552634566 |
9 | 83080021671604 |
10 | 21210120010102 |
11 | 6838185887541 |
12 | 24667b6339a1a |
13 | bab14b3b75aa |
14 | 53480a8282a2 |
15 | 26bacd237ed7 |
hex | 134a5dab3976 |
21210120010102 has 8 divisors (see below), whose sum is σ = 33198448711536. Its totient is φ = 10143970439592.
The previous prime is 21210120010081. The next prime is 21210120010139. The reversal of 21210120010102 is 20101002101212.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 230544782673 + ... + 230544782764.
It is an arithmetic number, because the mean of its divisors is an integer number (4149806088942).
Almost surely, 221210120010102 is an apocalyptic number.
21210120010102 is a deficient number, since it is larger than the sum of its proper divisors (11988328701434).
21210120010102 is a wasteful number, since it uses less digits than its factorization.
21210120010102 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 461089565462.
The product of its (nonzero) digits is 16, while the sum is 13.
Adding to 21210120010102 its reverse (20101002101212), we get a palindrome (41311122111314).
The spelling of 21210120010102 in words is "twenty-one trillion, two hundred ten billion, one hundred twenty million, ten thousand, one hundred two".
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