Base | Representation |
---|---|
bin | 1001100110001001110000… |
… | …11111011110110011110000 |
3 | 2202201100021011122020001212 |
4 | 10303010320133132303300 |
5 | 10231214121224231000 |
6 | 112514103035415252 |
7 | 4305402154225502 |
oct | 463047037366360 |
9 | 82640234566055 |
10 | 21102122102000 |
11 | 67a63a5882735 |
12 | 2449895bb4528 |
13 | ba0bc9917c64 |
14 | 52d4c34c5d72 |
15 | 268dabcb7c35 |
hex | 1331387decf0 |
21102122102000 has 80 divisors (see below), whose sum is σ = 51530129074944. Its totient is φ = 8357276000000.
The previous prime is 21102122101999. The next prime is 21102122102021. The reversal of 21102122102000 is 20122120112.
It is a tau number, because it is divible by the number of its divisors (80).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 52030976 + ... + 52434975.
Almost surely, 221102122102000 is an apocalyptic number.
21102122102000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
21102122102000 is an abundant number, since it is smaller than the sum of its proper divisors (30428006972944).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
21102122102000 is a wasteful number, since it uses less digits than its factorization.
21102122102000 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 104466075 (or 104466059 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 14.
Adding to 21102122102000 its reverse (20122120112), we get a palindrome (21122244222112).
The spelling of 21102122102000 in words is "twenty-one trillion, one hundred two billion, one hundred twenty-two million, one hundred two thousand".
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