Base | Representation |
---|---|
bin | 11011100010101011011001… |
… | …001011000011000111100100 |
3 | 120212212221111122210000212020 |
4 | 123202223121023003013210 |
5 | 111334044334133442040 |
6 | 1105342255145223140 |
7 | 34341243014146314 |
oct | 3342533113030744 |
9 | 525787448700766 |
10 | 121130311234020 |
11 | 35661092915a30 |
12 | 11703a48191ab0 |
13 | 5278701bcc27a |
14 | 21caa4a03b444 |
15 | e00d2620ccd0 |
hex | 6e2ad92c31e4 |
121130311234020 has 48 divisors (see below), whose sum is σ = 369998041589568. Its totient is φ = 29364923935360.
The previous prime is 121130311234019. The next prime is 121130311234039. The reversal of 121130311234020 is 20432113031121.
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, 91765386639 + ... + 91765387958.
It is an arithmetic number, because the mean of its divisors is an integer number (7708292533116).
Almost surely, 2121130311234020 is an apocalyptic number.
121130311234020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
121130311234020 is an abundant number, since it is smaller than the sum of its proper divisors (248867730355548).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
121130311234020 is a wasteful number, since it uses less digits than its factorization.
121130311234020 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 183530774620 (or 183530774618 counting only the distinct ones).
The product of its (nonzero) digits is 864, while the sum is 24.
Adding to 121130311234020 its reverse (20432113031121), we get a palindrome (141562424265141).
The spelling of 121130311234020 in words is "one hundred twenty-one trillion, one hundred thirty billion, three hundred eleven million, two hundred thirty-four thousand, twenty".
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