Base | Representation |
---|---|
bin | 10000000000011110010… |
… | …111001001011000110101 |
3 | 10220011100100121021210202 |
4 | 100000132113021120311 |
5 | 121010320334341041 |
6 | 2201202003530245 |
7 | 142321355220041 |
oct | 20003627113065 |
9 | 3804310537722 |
10 | 1100021012021 |
11 | 3945752026a8 |
12 | 159236989985 |
13 | 7c968254219 |
14 | 3b3541b7021 |
15 | 1d932751a9b |
hex | 1001e5c9635 |
1100021012021 has 8 divisors (see below), whose sum is σ = 1132513368000. Its totient is φ = 1067798302560.
The previous prime is 1100021012017. The next prime is 1100021012059. The reversal of 1100021012021 is 1202101200011.
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 1100021012021 - 22 = 1100021012017 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 1100021011993 and 1100021012011.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1100021012011) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 67403351 + ... + 67419668.
It is an arithmetic number, because the mean of its divisors is an integer number (141564171000).
Almost surely, 21100021012021 is an apocalyptic number.
It is an amenable number.
1100021012021 is a deficient number, since it is larger than the sum of its proper divisors (32492355979).
1100021012021 is a wasteful number, since it uses less digits than its factorization.
1100021012021 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 134823259.
The product of its (nonzero) digits is 8, while the sum is 11.
Adding to 1100021012021 its reverse (1202101200011), we get a palindrome (2302122212032).
The spelling of 1100021012021 in words is "one trillion, one hundred billion, twenty-one million, twelve thousand, twenty-one".
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