Base | Representation |
---|---|
bin | 110111111110100100… |
… | …1000010000001010100 |
3 | 102111021201102121222120 |
4 | 1233331021002001110 |
5 | 3432143021321322 |
6 | 131120233255540 |
7 | 11453641443141 |
oct | 1577511020124 |
9 | 374251377876 |
10 | 120211120212 |
11 | 46a88052937 |
12 | 1b36a5645b0 |
13 | b449b66081 |
14 | 5b653c13c8 |
15 | 31d87a9a5c |
hex | 1bfd242054 |
120211120212 has 48 divisors (see below), whose sum is σ = 292811863680. Its totient is φ = 38311955968.
The previous prime is 120211120207. The next prime is 120211120213. The reversal of 120211120212 is 212021112021.
It is a junction number, because it is equal to n+sod(n) for n = 120211120191 and 120211120200.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (120211120213) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 569464 + ... + 751472.
It is an arithmetic number, because the mean of its divisors is an integer number (6100247160).
Almost surely, 2120211120212 is an apocalyptic number.
120211120212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
120211120212 is an abundant number, since it is smaller than the sum of its proper divisors (172600743468).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
120211120212 is a wasteful number, since it uses less digits than its factorization.
120211120212 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 184432 (or 184430 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 15.
Adding to 120211120212 its reverse (212021112021), we get a palindrome (332232232233).
It can be divided in two parts, 12021112021 and 2, that multiplied together give a palindrome (24042224042).
The spelling of 120211120212 in words is "one hundred twenty billion, two hundred eleven million, one hundred twenty thousand, two hundred twelve".
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