Base | Representation |
---|---|
bin | 11101101100000101101… |
… | …00101100110001101001 |
3 | 10121112001200002000111211 |
4 | 32312002310230301221 |
5 | 113203132114231441 |
6 | 2100343424153121 |
7 | 133462036541524 |
oct | 16660264546151 |
9 | 3545050060454 |
10 | 1020102102121 |
11 | 363694051833 |
12 | 1458521687a1 |
13 | 7526cb71a1b |
14 | 37532109bbb |
15 | 1b80644ea81 |
hex | ed82d2cc69 |
1020102102121 has 8 divisors (see below), whose sum is σ = 1022721154400. Its totient is φ = 1017483660000.
The previous prime is 1020102102077. The next prime is 1020102102161. The reversal of 1020102102121 is 1212012010201.
1020102102121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 1020102102121 - 215 = 1020102069353 is a prime.
It is a super-2 number, since 2×10201021021212 (a number of 25 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1020102102161) 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, 3295246 + ... + 3591496.
It is an arithmetic number, because the mean of its divisors is an integer number (127840144300).
Almost surely, 21020102102121 is an apocalyptic number.
It is an amenable number.
1020102102121 is a deficient number, since it is larger than the sum of its proper divisors (2619052279).
1020102102121 is an equidigital number, since it uses as much as digits as its factorization.
1020102102121 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 305079.
The product of its (nonzero) digits is 16, while the sum is 13.
Adding to 1020102102121 its reverse (1212012010201), we get a palindrome (2232114112322).
The spelling of 1020102102121 in words is "one trillion, twenty billion, one hundred two million, one hundred two thousand, one hundred twenty-one".
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