Base | Representation |
---|---|
bin | 111000011100000101… |
… | …0010110010010011111 |
3 | 102120211201200001021020 |
4 | 1300320022112102133 |
5 | 3441210014233434 |
6 | 131402404535223 |
7 | 11520324142224 |
oct | 1607012262237 |
9 | 376751601236 |
10 | 121201321119 |
11 | 47445a9349a |
12 | 1b5a60b1513 |
13 | b577051c78 |
14 | 5c1aadb94b |
15 | 32456a2849 |
hex | 1c3829649f |
121201321119 has 32 divisors (see below), whose sum is σ = 172363987200. Its totient is φ = 75538552320.
The previous prime is 121201321099. The next prime is 121201321217. The reversal of 121201321119 is 911123102121.
It is not a de Polignac number, because 121201321119 - 228 = 120932885663 is a prime.
It is a super-2 number, since 2×1212013211192 (a number of 23 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (121201321819) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1433904 + ... + 1516074.
It is an arithmetic number, because the mean of its divisors is an integer number (5386374600).
Almost surely, 2121201321119 is an apocalyptic number.
121201321119 is a gapful number since it is divisible by the number (19) formed by its first and last digit.
121201321119 is a deficient number, since it is larger than the sum of its proper divisors (51162666081).
121201321119 is a wasteful number, since it uses less digits than its factorization.
121201321119 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 82535.
The product of its (nonzero) digits is 216, while the sum is 24.
The spelling of 121201321119 in words is "one hundred twenty-one billion, two hundred one million, three hundred twenty-one thousand, one hundred nineteen".
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