Base | Representation |
---|---|
bin | 1001101001000000010011… |
… | …01111100000010010001010 |
3 | 2210001201012221202220222120 |
4 | 10310200021233200102022 |
5 | 10234320322214133002 |
6 | 113031111314032110 |
7 | 4315441533624201 |
oct | 464401157402212 |
9 | 83051187686876 |
10 | 21200122021002 |
11 | 6833a15216331 |
12 | 2464885b78636 |
13 | baa216c52502 |
14 | 53413ca6a238 |
15 | 26b6e5625cbc |
hex | 134809be048a |
21200122021002 has 16 divisors (see below), whose sum is σ = 42416262299712. Its totient is φ = 7064037630720.
The previous prime is 21200122020997. The next prime is 21200122021021. The reversal of 21200122021002 is 20012022100212.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 667410199 + ... + 667441962.
It is an arithmetic number, because the mean of its divisors is an integer number (2651016393732).
Almost surely, 221200122021002 is an apocalyptic number.
21200122021002 is an abundant number, since it is smaller than the sum of its proper divisors (21216140278710).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
21200122021002 is a wasteful number, since it uses less digits than its factorization.
21200122021002 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1334854813.
The product of its (nonzero) digits is 64, while the sum is 15.
Adding to 21200122021002 its reverse (20012022100212), we get a palindrome (41212144121214).
The spelling of 21200122021002 in words is "twenty-one trillion, two hundred billion, one hundred twenty-two million, twenty-one thousand, two".
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