Base | Representation |
---|---|
bin | 11110100011111101101… |
… | …011010010000011001110 |
3 | 21102202222112212101010020 |
4 | 132203331223102003032 |
5 | 233402202201202342 |
6 | 4244452451123010 |
7 | 304506625432521 |
oct | 36437553220316 |
9 | 7382875771106 |
10 | 2100200022222 |
11 | 73a765184605 |
12 | 29b0488a3466 |
13 | 123081638253 |
14 | 739162dabb8 |
15 | 3996ea780ec |
hex | 1e8fdad20ce |
2100200022222 has 32 divisors (see below), whose sum is σ = 4225126250880. Its totient is φ = 695947974240.
The previous prime is 2100200022191. The next prime is 2100200022259. The reversal of 2100200022222 is 2222200020012.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3330408 + ... + 3910500.
It is an arithmetic number, because the mean of its divisors is an integer number (132035195340).
Almost surely, 22100200022222 is an apocalyptic number.
2100200022222 is an abundant number, since it is smaller than the sum of its proper divisors (2124926228658).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2100200022222 is a wasteful number, since it uses less digits than its factorization.
2100200022222 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 583648.
The product of its (nonzero) digits is 128, while the sum is 15.
Adding to 2100200022222 its reverse (2222200020012), we get a palindrome (4322400042234).
The spelling of 2100200022222 in words is "two trillion, one hundred billion, two hundred million, twenty-two thousand, two hundred twenty-two".
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