Base | Representation |
---|---|
bin | 11011100000110011111111… |
… | …001111111001101000010000 |
3 | 120212102200120110122101200111 |
4 | 123200303333033321220100 |
5 | 111324444300330134300 |
6 | 1105203333043331104 |
7 | 34326053602262350 |
oct | 3340637717715020 |
9 | 525380513571614 |
10 | 121002101021200 |
11 | 35611780565463 |
12 | 116a3026980a94 |
13 | 52695aba80109 |
14 | 21c476654ab60 |
15 | dec8205869ba |
hex | 6e0cff3f9a10 |
121002101021200 has 120 divisors (see below), whose sum is σ = 332240394852992. Its totient is φ = 41486035368960.
The previous prime is 121002101021173. The next prime is 121002101021201. The reversal of 121002101021200 is 2120101200121.
It is not an unprimeable number, because it can be changed into a prime (121002101021201) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 567080932 + ... + 567294268.
Almost surely, 2121002101021200 is an apocalyptic number.
121002101021200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
121002101021200 is an abundant number, since it is smaller than the sum of its proper divisors (211238293831792).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
121002101021200 is a wasteful number, since it uses less digits than its factorization.
121002101021200 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 415929 (or 415918 counting only the distinct ones).
The product of its (nonzero) digits is 16, while the sum is 13.
Adding to 121002101021200 its reverse (2120101200121), we get a palindrome (123122202221321).
The spelling of 121002101021200 in words is "one hundred twenty-one trillion, two billion, one hundred one million, twenty-one thousand, two hundred".
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