Base | Representation |
---|---|
bin | 1010111011000100101111… |
… | …0011000000001101011101 |
3 | 1120112010220120020222002210 |
4 | 2232301023303000031131 |
5 | 3033232440024033041 |
6 | 41313152401311033 |
7 | 2346460000334565 |
oct | 256611363001535 |
9 | 46463816228083 |
10 | 12010000221021 |
11 | 391045a02a980 |
12 | 141b750935479 |
13 | 6916cc45682a |
14 | 2d7403b9bda5 |
15 | 15c61ad24016 |
hex | aec4bcc035d |
12010000221021 has 32 divisors (see below), whose sum is σ = 17587670745600. Its totient is φ = 7229387316800.
The previous prime is 12010000220963. The next prime is 12010000221031. The reversal of 12010000221021 is 12012200001021.
12010000221021 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 12010000221021 - 29 = 12010000220509 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 12010000220988 and 12010000221006.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12010000221031) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 69947086 + ... + 70118576.
It is an arithmetic number, because the mean of its divisors is an integer number (549614710800).
Almost surely, 212010000221021 is an apocalyptic number.
12010000221021 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
12010000221021 is a deficient number, since it is larger than the sum of its proper divisors (5577670524579).
12010000221021 is a wasteful number, since it uses less digits than its factorization.
12010000221021 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 185897.
The product of its (nonzero) digits is 16, while the sum is 12.
Adding to 12010000221021 its reverse (12012200001021), we get a palindrome (24022200222042).
The spelling of 12010000221021 in words is "twelve trillion, ten billion, two hundred twenty-one thousand, twenty-one".
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