Base | Representation |
---|---|
bin | 11011100011111111001110… |
… | …001011000011111010101100 |
3 | 120220012112211121000221221110 |
4 | 123203333032023003322230 |
5 | 111342033204134014012 |
6 | 1105451502515032020 |
7 | 34350610362432363 |
oct | 3343771613037254 |
9 | 526175747027843 |
10 | 121220321001132 |
11 | 35696281aa8211 |
12 | 1171938829b610 |
13 | 5284047a610b2 |
14 | 21d114835c7da |
15 | e0334336873c |
hex | 6e3fce2c3eac |
121220321001132 has 12 divisors (see below), whose sum is σ = 282847415669336. Its totient is φ = 40406773667040.
The previous prime is 121220321001119. The next prime is 121220321001149. The reversal of 121220321001132 is 231100123022121.
It is a tau number, because it is divible by the number of its divisors (12).
It is a junction number, because it is equal to n+sod(n) for n = 121220321001099 and 121220321001108.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5050846708369 + ... + 5050846708392.
Almost surely, 2121220321001132 is an apocalyptic number.
121220321001132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
121220321001132 is an abundant number, since it is smaller than the sum of its proper divisors (161627094668204).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
121220321001132 is a wasteful number, since it uses less digits than its factorization.
121220321001132 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10101693416768 (or 10101693416766 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 21.
Adding to 121220321001132 its reverse (231100123022121), we get a palindrome (352320444023253).
The spelling of 121220321001132 in words is "one hundred twenty-one trillion, two hundred twenty billion, three hundred twenty-one million, one thousand, one hundred thirty-two".
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