Base | Representation |
---|---|
bin | 11011100010010000011001… |
… | …010110111011101011010100 |
3 | 120212210011200102220102110210 |
4 | 123202100121112323223110 |
5 | 111333111002232220040 |
6 | 1105321102505445420 |
7 | 34336165454016441 |
oct | 3342203126735324 |
9 | 525704612812423 |
10 | 121101323320020 |
11 | 3564a867a0010a |
12 | 116ba2b81a0870 |
13 | 5275a62416534 |
14 | 21c949a1a89c8 |
15 | e001cb3a1480 |
hex | 6e24195bbad4 |
121101323320020 has 48 divisors (see below), whose sum is σ = 339314217919488. Its totient is φ = 32271732635520.
The previous prime is 121101323320007. The next prime is 121101323320027. The reversal of 121101323320020 is 20023323101121.
121101323320020 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (121101323320027) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 685960479 + ... + 686136998.
It is an arithmetic number, because the mean of its divisors is an integer number (7069046206656).
Almost surely, 2121101323320020 is an apocalyptic number.
121101323320020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
121101323320020 is an abundant number, since it is smaller than the sum of its proper divisors (218212894599468).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
121101323320020 is a wasteful number, since it uses less digits than its factorization.
121101323320020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1372098960 (or 1372098958 counting only the distinct ones).
The product of its (nonzero) digits is 432, while the sum is 21.
Adding to 121101323320020 its reverse (20023323101121), we get a palindrome (141124646421141).
The spelling of 121101323320020 in words is "one hundred twenty-one trillion, one hundred one billion, three hundred twenty-three million, three hundred twenty thousand, twenty".
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