Base | Representation |
---|---|
bin | 11011100000110011111111… |
… | …010100000011111111010100 |
3 | 120212102200120112200211021100 |
4 | 123200303333110003333110 |
5 | 111324444301120042322 |
6 | 1105203333122550100 |
7 | 34326053614455216 |
oct | 3340637724037724 |
9 | 525380515624240 |
10 | 121002102112212 |
11 | 35611781140122 |
12 | 116a3027208330 |
13 | 52695ac072899 |
14 | 21c47667525b6 |
15 | dec8206eedac |
hex | 6e0cff503fd4 |
121002102112212 has 36 divisors (see below), whose sum is σ = 305870470528896. Its totient is φ = 40333500532560.
The previous prime is 121002102112193. The next prime is 121002102112219. The reversal of 121002102112212 is 212211201200121.
121002102112212 is a `hidden beast` number, since 1 + 21 + 0 + 0 + 210 + 211 + 221 + 2 = 666.
121002102112212 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a tau number, because it is divible by the number of its divisors (36).
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (121002102112219) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 19465188 + ... + 24917819.
It is an arithmetic number, because the mean of its divisors is an integer number (8496401959136).
Almost surely, 2121002102112212 is an apocalyptic number.
121002102112212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
121002102112212 is an abundant number, since it is smaller than the sum of its proper divisors (184868368416684).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
121002102112212 is a wasteful number, since it uses less digits than its factorization.
121002102112212 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 44458748 (or 44458743 counting only the distinct ones).
The product of its (nonzero) digits is 64, while the sum is 18.
Adding to 121002102112212 its reverse (212211201200121), we get a palindrome (333213303312333).
The spelling of 121002102112212 in words is "one hundred twenty-one trillion, two billion, one hundred two million, one hundred twelve thousand, two hundred twelve".
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