Base | Representation |
---|---|
bin | 11001010000110000000000… |
… | …010111010011001110111100 |
3 | 112120101021020202011101100021 |
4 | 121100300000113103032330 |
5 | 104030244321322333040 |
6 | 1032143353314141524 |
7 | 32254604405125252 |
oct | 3120600027231674 |
9 | 476337222141307 |
10 | 111102220121020 |
11 | 32445206913a47 |
12 | 105644308818a4 |
13 | 49cbb820045bb |
14 | 1d6153a2025d2 |
15 | cca05505724a |
hex | 650c005d33bc |
111102220121020 has 12 divisors (see below), whose sum is σ = 233314662254184. Its totient is φ = 44440888048400.
The previous prime is 111102220120999. The next prime is 111102220121021. The reversal of 111102220121020 is 20121022201111.
It is a junction number, because it is equal to n+sod(n) for n = 111102220120985 and 111102220121003.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (111102220121021) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2777555503006 + ... + 2777555503045.
It is an arithmetic number, because the mean of its divisors is an integer number (19442888521182).
Almost surely, 2111102220121020 is an apocalyptic number.
111102220121020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
111102220121020 is an abundant number, since it is smaller than the sum of its proper divisors (122212442133164).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
111102220121020 is a wasteful number, since it uses less digits than its factorization.
111102220121020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5555111006060 (or 5555111006058 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 16.
Adding to 111102220121020 its reverse (20121022201111), we get a palindrome (131223242322131).
The spelling of 111102220121020 in words is "one hundred eleven trillion, one hundred two billion, two hundred twenty million, one hundred twenty-one thousand, twenty".
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