Base | Representation |
---|---|
bin | 11011010010011001111110… |
… | …100101110010101111011100 |
3 | 120201221001012121002210121020 |
4 | 123102121332211302233130 |
5 | 111212234240101134322 |
6 | 1103124444142204140 |
7 | 34164405500522010 |
oct | 3322317645625734 |
9 | 521831177083536 |
10 | 120012100021212 |
11 | 3526a933831243 |
12 | 11563195583650 |
13 | 51c7128211839 |
14 | 218c88c086540 |
15 | dd1bcba8205c |
hex | 6d267e972bdc |
120012100021212 has 24 divisors (see below), whose sum is σ = 320032266723456. Its totient is φ = 34289171434608.
The previous prime is 120012100021211. The next prime is 120012100021213. The reversal of 120012100021212 is 212120001210021.
120012100021212 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (120012100021211) and next prime (120012100021213).
It is a junction number, because it is equal to n+sod(n) for n = 120012100021191 and 120012100021200.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (120012100021211) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 714357738138 + ... + 714357738305.
It is an arithmetic number, because the mean of its divisors is an integer number (13334677780144).
Almost surely, 2120012100021212 is an apocalyptic number.
120012100021212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
120012100021212 is an abundant number, since it is smaller than the sum of its proper divisors (200020166702244).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
120012100021212 is a wasteful number, since it uses less digits than its factorization.
120012100021212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1428715476457 (or 1428715476455 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 15.
Adding to 120012100021212 its reverse (212120001210021), we get a palindrome (332132101231233).
The spelling of 120012100021212 in words is "one hundred twenty trillion, twelve billion, one hundred million, twenty-one thousand, two hundred twelve".
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