Base | Representation |
---|---|
bin | 11011100000111011010110… |
… | …110010010001101001011100 |
3 | 120212110102222210201220021220 |
4 | 123200323112302101221130 |
5 | 111330112001044214322 |
6 | 1105211122045253340 |
7 | 34326453623325513 |
oct | 3340732662215134 |
9 | 525412883656256 |
10 | 121010012101212 |
11 | 35615070119a13 |
12 | 116a4674264250 |
13 | 526a26ca5ba50 |
14 | 21c4cb70a967a |
15 | decb34d6a55c |
hex | 6e0ed6c91a5c |
121010012101212 has 48 divisors (see below), whose sum is σ = 304283155341312. Its totient is φ = 37208537876160.
The previous prime is 121010012101177. The next prime is 121010012101309. The reversal of 121010012101212 is 212101210010121.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 121010012101191 and 121010012101200.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 263436468 + ... + 263895419.
It is an arithmetic number, because the mean of its divisors is an integer number (6339232402944).
Almost surely, 2121010012101212 is an apocalyptic number.
121010012101212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
121010012101212 is an abundant number, since it is smaller than the sum of its proper divisors (183273143240100).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
121010012101212 is a wasteful number, since it uses less digits than its factorization.
121010012101212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 527333378 (or 527333376 counting only the distinct ones).
The product of its (nonzero) digits is 16, while the sum is 15.
Adding to 121010012101212 its reverse (212101210010121), we get a palindrome (333111222111333).
The spelling of 121010012101212 in words is "one hundred twenty-one trillion, ten billion, twelve million, one hundred one thousand, two hundred twelve".
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