Base | Representation |
---|---|
bin | 10000000001011111111… |
… | …111100010110100111100 |
3 | 10220021012002112102101112 |
4 | 100001133333202310330 |
5 | 121020044230333040 |
6 | 2201503140301152 |
7 | 142360555412255 |
oct | 20013777426474 |
9 | 3807162472345 |
10 | 1101122121020 |
11 | 394a8a805139 |
12 | 1594a36a17b8 |
13 | 7cab24028cc |
14 | 3b41a523b2c |
15 | 1d999256365 |
hex | 1005ffe2d3c |
1101122121020 has 24 divisors (see below), whose sum is σ = 2386948599168. Its totient is φ = 426240820800.
The previous prime is 1101122120999. The next prime is 1101122121031. The reversal of 1101122121020 is 201212211011.
It is a junction number, because it is equal to n+sod(n) for n = 1101122120986 and 1101122121004.
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, 888001091 + ... + 888002330.
It is an arithmetic number, because the mean of its divisors is an integer number (99456191632).
Almost surely, 21101122121020 is an apocalyptic number.
1101122121020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1101122121020 is an abundant number, since it is smaller than the sum of its proper divisors (1285826478148).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1101122121020 is a wasteful number, since it uses less digits than its factorization.
1101122121020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1776003461 (or 1776003459 counting only the distinct ones).
The product of its (nonzero) digits is 16, while the sum is 14.
Adding to 1101122121020 its reverse (201212211011), we get a palindrome (1302334332031).
The spelling of 1101122121020 in words is "one trillion, one hundred one billion, one hundred twenty-two million, one hundred twenty-one thousand, twenty".
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