Base | Representation |
---|---|
bin | 1001101001000100001100… |
… | …01101010100010011000100 |
3 | 2210001220121111001222011022 |
4 | 10310202012031110103010 |
5 | 10234334111303223022 |
6 | 113032054431130312 |
7 | 4315544351142545 |
oct | 464420615242304 |
9 | 83056544058138 |
10 | 21202210211012 |
11 | 6834896a183a6 |
12 | 2465169373998 |
13 | baa48a7669bc |
14 | 53429a1204cc |
15 | 26b7b8b08c42 |
hex | 1348863544c4 |
21202210211012 has 24 divisors (see below), whose sum is σ = 37150558338432. Its totient is φ = 10587765636000.
The previous prime is 21202210211009. The next prime is 21202210211023. The reversal of 21202210211012 is 21011201220212.
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, 212182262 + ... + 212282162.
It is an arithmetic number, because the mean of its divisors is an integer number (1547939930768).
Almost surely, 221202210211012 is an apocalyptic number.
It is an amenable number.
21202210211012 is a deficient number, since it is larger than the sum of its proper divisors (15948348127420).
21202210211012 is a wasteful number, since it uses less digits than its factorization.
21202210211012 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 166139 (or 166137 counting only the distinct ones).
The product of its (nonzero) digits is 64, while the sum is 17.
Adding to 21202210211012 its reverse (21011201220212), we get a palindrome (42213411431224).
The spelling of 21202210211012 in words is "twenty-one trillion, two hundred two billion, two hundred ten million, two hundred eleven thousand, twelve".
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