Base | Representation |
---|---|
bin | 1011000111010111001110… |
… | …1001000100011011101100 |
3 | 1121021022212000022210111201 |
4 | 2301311303221010123230 |
5 | 3100212324224244040 |
6 | 41554150032055244 |
7 | 2400642540614545 |
oct | 261656351043354 |
9 | 47238760283451 |
10 | 12221122103020 |
11 | 3991a48906696 |
12 | 1454651094524 |
13 | 6a85a6a05a6c |
14 | 303710dd94cc |
15 | 162d758b0a9a |
hex | b1d73a446ec |
12221122103020 has 96 divisors (see below), whose sum is σ = 26050956313536. Its totient is φ = 4815490867200.
The previous prime is 12221122102951. The next prime is 12221122103063. The reversal of 12221122103020 is 2030122112221.
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 31 ways as a sum of consecutive naturals, for example, 197603542 + ... + 197665378.
It is an arithmetic number, because the mean of its divisors is an integer number (271364128266).
Almost surely, 212221122103020 is an apocalyptic number.
12221122103020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
12221122103020 is an abundant number, since it is smaller than the sum of its proper divisors (13829834210516).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12221122103020 is a wasteful number, since it uses less digits than its factorization.
12221122103020 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 62531 (or 62529 counting only the distinct ones).
The product of its (nonzero) digits is 192, while the sum is 19.
Adding to 12221122103020 its reverse (2030122112221), we get a palindrome (14251244215241).
The spelling of 12221122103020 in words is "twelve trillion, two hundred twenty-one billion, one hundred twenty-two million, one hundred three thousand, twenty".
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