Base | Representation |
---|---|
bin | 11001010000101110000111… |
… | …111101001110110000011100 |
3 | 112120101002000221222200002202 |
4 | 121100232013331032300130 |
5 | 104030231202201133040 |
6 | 1032142421032311032 |
7 | 32254503345430010 |
oct | 3120560775166034 |
9 | 476332027880082 |
10 | 111100200021020 |
11 | 3244436a598a11 |
12 | 10563b68242478 |
13 | 49cb91c640462 |
14 | 1d613c7bd4540 |
15 | cc9e87a24015 |
hex | 650b87f4ec1c |
111100200021020 has 96 divisors (see below), whose sum is σ = 267203858116608. Its totient is φ = 38011074377472.
The previous prime is 111100200020989. The next prime is 111100200021037. The reversal of 111100200021020 is 20120002001111.
It is a junction number, because it is equal to n+sod(n) for n = 111100200020992 and 111100200021010.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 178796189 + ... + 179416491.
It is an arithmetic number, because the mean of its divisors is an integer number (2783373522048).
Almost surely, 2111100200021020 is an apocalyptic number.
111100200021020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
111100200021020 is an abundant number, since it is smaller than the sum of its proper divisors (156103658095588).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
111100200021020 is a wasteful number, since it uses less digits than its factorization.
111100200021020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 623019 (or 623017 counting only the distinct ones).
The product of its (nonzero) digits is 8, while the sum is 11.
Adding to 111100200021020 its reverse (20120002001111), we get a palindrome (131220202022131).
The spelling of 111100200021020 in words is "one hundred eleven trillion, one hundred billion, two hundred million, twenty-one thousand, twenty".
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