Base | Representation |
---|---|
bin | 11101001010101111101… |
… | …10001110000101001100 |
3 | 10112210212010101112121020 |
4 | 32211113312032011030 |
5 | 112410002002224322 |
6 | 2044223242034140 |
7 | 132256323511305 |
oct | 16452766160514 |
9 | 3483763345536 |
10 | 1002201211212 |
11 | 357038502513 |
12 | 1422971a8950 |
13 | 73679332596 |
14 | 3671491b7ac |
15 | 1b109b2205c |
hex | e957d8e14c |
1002201211212 has 24 divisors (see below), whose sum is σ = 2338498880256. Its totient is φ = 334062872208.
The previous prime is 1002201211147. The next prime is 1002201211267. The reversal of 1002201211212 is 2121121022001.
It is a junction number, because it is equal to n+sod(n) for n = 1002201211191 and 1002201211200.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 559513 + ... + 1522319.
It is an arithmetic number, because the mean of its divisors is an integer number (97437453344).
Almost surely, 21002201211212 is an apocalyptic number.
1002201211212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
1002201211212 is an abundant number, since it is smaller than the sum of its proper divisors (1336297669044).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1002201211212 is a wasteful number, since it uses less digits than its factorization.
1002201211212 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1049557 (or 1049555 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 15.
Adding to 1002201211212 its reverse (2121121022001), we get a palindrome (3123322233213).
The spelling of 1002201211212 in words is "one trillion, two billion, two hundred one million, two hundred eleven thousand, two hundred twelve".
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