Base | Representation |
---|---|
bin | 1011000111010011110101… |
… | …0110010011001011010100 |
3 | 1121021020111112022210022202 |
4 | 2301310331112103023110 |
5 | 3100203443032304022 |
6 | 41553515412344032 |
7 | 2400611140311545 |
oct | 261647526231324 |
9 | 47236445283282 |
10 | 12220211213012 |
11 | 3991620716530 |
12 | 1454438015018 |
13 | 6a84900986aa |
14 | 3036660464cc |
15 | 162d20932592 |
hex | b1d3d5932d4 |
12220211213012 has 24 divisors (see below), whose sum is σ = 23330328763392. Its totient is φ = 5554442739200.
The previous prime is 12220211212949. The next prime is 12220211213081. The reversal of 12220211213012 is 21031211202221.
It is a super-3 number, since 3×122202112130123 (a number of 40 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a congruent number.
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 7 ways as a sum of consecutive naturals, for example, 3720653 + ... + 6187380.
It is an arithmetic number, because the mean of its divisors is an integer number (972097031808).
Almost surely, 212220211213012 is an apocalyptic number.
It is an amenable number.
12220211213012 is a deficient number, since it is larger than the sum of its proper divisors (11110117550380).
12220211213012 is a wasteful number, since it uses less digits than its factorization.
12220211213012 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9936079 (or 9936077 counting only the distinct ones).
The product of its (nonzero) digits is 192, while the sum is 20.
Adding to 12220211213012 its reverse (21031211202221), we get a palindrome (33251422415233).
The spelling of 12220211213012 in words is "twelve trillion, two hundred twenty billion, two hundred eleven million, two hundred thirteen thousand, twelve".
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