Base | Representation |
---|---|
bin | 11001010010011111100101… |
… | …000011011000101101010100 |
3 | 112120210201110212122121011212 |
4 | 121102133211003120231110 |
5 | 104034230144334000040 |
6 | 1032314405134520552 |
7 | 32266345235604050 |
oct | 3122374503305524 |
9 | 476721425577155 |
10 | 111222021000020 |
11 | 32490aa3336557 |
12 | 105836a5966158 |
13 | 4a0a264b81798 |
14 | 1d67262d14c60 |
15 | ccd2177c8d65 |
hex | 6527e50d8b54 |
111222021000020 has 48 divisors (see below), whose sum is σ = 266933879643648. Its totient is φ = 38133117308160.
The previous prime is 111222021000011. The next prime is 111222021000089. The reversal of 111222021000020 is 20000120222111.
It is a Harshad number since it is a multiple of its sum of digits (14).
It is a junction number, because it is equal to n+sod(n) for n = 111222020999959 and 111222021000004.
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 15 ways as a sum of consecutive naturals, for example, 38660240 + ... + 41437400.
It is an arithmetic number, because the mean of its divisors is an integer number (5561122492576).
Almost surely, 2111222021000020 is an apocalyptic number.
111222021000020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
111222021000020 is an abundant number, since it is smaller than the sum of its proper divisors (155711858643628).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
111222021000020 is a wasteful number, since it uses less digits than its factorization.
111222021000020 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3063240 (or 3063238 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 14.
Adding to 111222021000020 its reverse (20000120222111), we get a palindrome (131222141222131).
The spelling of 111222021000020 in words is "one hundred eleven trillion, two hundred twenty-two billion, twenty-one million, twenty", and thus it is an aban number.
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