Base | Representation |
---|---|
bin | 1001101001100111111101… |
… | …01010100011101100000010 |
3 | 2210010202011121202200112211 |
4 | 10310303332222203230002 |
5 | 10240142422204330310 |
6 | 113044552011012334 |
7 | 4320124230225325 |
oct | 464637652435402 |
9 | 83122147680484 |
10 | 21221411011330 |
11 | 6841a4a302912 |
12 | 2468a2773a0aa |
13 | bac22a6abaca |
14 | 53519c2087bc |
15 | 26c03e609c8a |
hex | 134cfeaa3b02 |
21221411011330 has 32 divisors (see below), whose sum is σ = 39095384289984. Its totient is φ = 8289351556416.
The previous prime is 21221411011321. The next prime is 21221411011393. The reversal of 21221411011330 is 3311011412212.
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, 3391152 + ... + 7344571.
It is an arithmetic number, because the mean of its divisors is an integer number (1221730759062).
Almost surely, 221221411011330 is an apocalyptic number.
21221411011330 is a deficient number, since it is larger than the sum of its proper divisors (17873973278654).
21221411011330 is a wasteful number, since it uses less digits than its factorization.
21221411011330 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10740370.
The product of its (nonzero) digits is 288, while the sum is 22.
Adding to 21221411011330 its reverse (3311011412212), we get a palindrome (24532422423542).
The spelling of 21221411011330 in words is "twenty-one trillion, two hundred twenty-one billion, four hundred eleven million, eleven thousand, three hundred thirty".
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