Base | Representation |
---|---|
bin | 1001100011110100111001… |
… | …10001101100100111000110 |
3 | 2202102200222021111221221221 |
4 | 10301322130301230213012 |
5 | 10223411431224020402 |
6 | 112413244312230554 |
7 | 4266542501361454 |
oct | 461723461544706 |
9 | 82380867457857 |
10 | 21022200220102 |
11 | 6775512a81974 |
12 | 24362b039b45a |
13 | b96500a34a93 |
14 | 5296a0c839d4 |
15 | 266c805ca337 |
hex | 131e9cc6c9c6 |
21022200220102 has 8 divisors (see below), whose sum is σ = 31533320124576. Its totient is φ = 10511093511912.
The previous prime is 21022200220097. The next prime is 21022200220103. The reversal of 21022200220102 is 20102200222012.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (21022200220103) by changing a digit.
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 3 ways as a sum of consecutive naturals, for example, 3422248 + ... + 7331860.
It is an arithmetic number, because the mean of its divisors is an integer number (3941665015572).
Almost surely, 221022200220102 is an apocalyptic number.
21022200220102 is a deficient number, since it is larger than the sum of its proper divisors (10511119904474).
21022200220102 is a wasteful number, since it uses less digits than its factorization.
21022200220102 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6598142.
The product of its (nonzero) digits is 128, while the sum is 16.
Adding to 21022200220102 its reverse (20102200222012), we get a palindrome (41124400442114).
The spelling of 21022200220102 in words is "twenty-one trillion, twenty-two billion, two hundred million, two hundred twenty thousand, one hundred two".
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