Base | Representation |
---|---|
bin | 101111001000000010… |
… | …0000001000110101100 |
3 | 100200012212221122022210 |
4 | 1132100010001012230 |
5 | 3124230003020022 |
6 | 114254033210420 |
7 | 10211601114444 |
oct | 1362004010654 |
9 | 320185848283 |
10 | 101201220012 |
11 | 39a124a5512 |
12 | 17744100a10 |
13 | 970a640309 |
14 | 4c807cb124 |
15 | 2974916a0c |
hex | 17901011ac |
101201220012 has 24 divisors (see below), whose sum is σ = 246402971136. Its totient is φ = 32267055568.
The previous prime is 101201220011. The next prime is 101201220017. The reversal of 101201220012 is 210022102101.
It is a Harshad number since it is a multiple of its sum of digits (12).
It is a self number, because there is not a number n which added to its sum of digits gives 101201220012.
It is not an unprimeable number, because it can be changed into a prime (101201220011) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 183335268 + ... + 183335819.
It is an arithmetic number, because the mean of its divisors is an integer number (10266790464).
Almost surely, 2101201220012 is an apocalyptic number.
101201220012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
101201220012 is an abundant number, since it is smaller than the sum of its proper divisors (145201751124).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
101201220012 is a wasteful number, since it uses less digits than its factorization.
101201220012 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 366671117 (or 366671115 counting only the distinct ones).
The product of its (nonzero) digits is 16, while the sum is 12.
Adding to 101201220012 its reverse (210022102101), we get a palindrome (311223322113).
The spelling of 101201220012 in words is "one hundred one billion, two hundred one million, two hundred twenty thousand, twelve".
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