Base | Representation |
---|---|
bin | 1011000000010100011101… |
… | …1111001001011001011000 |
3 | 1120211202112022200212112021 |
4 | 2300011013133021121120 |
5 | 3041222022242020440 |
6 | 41422415220424224 |
7 | 2356130210566624 |
oct | 260050737113130 |
9 | 46752468625467 |
10 | 12100122220120 |
11 | 39456a65a8770 |
12 | 1435102548074 |
13 | 69a06262290c |
14 | 2db912d76184 |
15 | 15eb42c4d84a |
hex | b01477c9658 |
12100122220120 has 64 divisors (see below), whose sum is σ = 30991617411840. Its totient is φ = 4208738160000.
The previous prime is 12100122220111. The next prime is 12100122220127. The reversal of 12100122220120 is 2102222100121.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 12100122220094 and 12100122220103.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12100122220127) 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, 597822006 + ... + 597842245.
It is an arithmetic number, because the mean of its divisors is an integer number (484244022060).
Almost surely, 212100122220120 is an apocalyptic number.
12100122220120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
12100122220120 is an abundant number, since it is smaller than the sum of its proper divisors (18891495191720).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12100122220120 is a wasteful number, since it uses less digits than its factorization.
12100122220120 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1195664296 (or 1195664292 counting only the distinct ones).
The product of its (nonzero) digits is 64, while the sum is 16.
Adding to 12100122220120 its reverse (2102222100121), we get a palindrome (14202344320241).
The spelling of 12100122220120 in words is "twelve trillion, one hundred billion, one hundred twenty-two million, two hundred twenty thousand, one hundred twenty".
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