Base | Representation |
---|---|
bin | 1011000111010011110101… |
… | …0110010101101010111110 |
3 | 1121021020111112100022100012 |
4 | 2301310331112111222332 |
5 | 3100203443033120410 |
6 | 41553515412503222 |
7 | 2400611140353413 |
oct | 261647526255276 |
9 | 47236445308305 |
10 | 12220211223230 |
11 | 399162072317a |
12 | 145443801ab12 |
13 | 6a84900a023a |
14 | 30366604a10a |
15 | 162d20935605 |
hex | b1d3d595abe |
12220211223230 has 16 divisors (see below), whose sum is σ = 22209937293024. Its totient is φ = 4840627357920.
The previous prime is 12220211223109. The next prime is 12220211223247. The reversal of 12220211223230 is 3232211202221.
It is a happy number.
It is a super-3 number, since 3×122202112232303 (a number of 40 digits) contains 333 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 12220211223196 and 12220211223205.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5932140341 + ... + 5932142400.
It is an arithmetic number, because the mean of its divisors is an integer number (1388121080814).
Almost surely, 212220211223230 is an apocalyptic number.
12220211223230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
12220211223230 is a deficient number, since it is larger than the sum of its proper divisors (9989726069794).
12220211223230 is a wasteful number, since it uses less digits than its factorization.
12220211223230 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11864282851.
The product of its (nonzero) digits is 1152, while the sum is 23.
Adding to 12220211223230 its reverse (3232211202221), we get a palindrome (15452422425451).
The spelling of 12220211223230 in words is "twelve trillion, two hundred twenty billion, two hundred eleven million, two hundred twenty-three thousand, two hundred thirty".
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