Base | Representation |
---|---|
bin | 1001010001110010011110… |
… | …0111100001011100010101 |
3 | 1100010020010000002220210110 |
4 | 2110130213213201130111 |
5 | 2314114040233000041 |
6 | 33410212212313233 |
7 | 2102004354206130 |
oct | 224344747413425 |
9 | 40106100086713 |
10 | 10201212000021 |
11 | 3283345257829 |
12 | 1189091312819 |
13 | 58cc7c5b0b73 |
14 | 273a54185217 |
15 | 12a5549c3516 |
hex | 947279e1715 |
10201212000021 has 32 divisors (see below), whose sum is σ = 16354217311488. Its totient is φ = 5533381762560.
The previous prime is 10201211999987. The next prime is 10201212000043. The reversal of 10201212000021 is 12000021210201.
10201212000021 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 10201212000021 - 217 = 10201211868949 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 10201211999970 and 10201212000006.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10201212000521) 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, 160077570 + ... + 160141283.
It is an arithmetic number, because the mean of its divisors is an integer number (511069290984).
Almost surely, 210201212000021 is an apocalyptic number.
It is an amenable number.
10201212000021 is a deficient number, since it is larger than the sum of its proper divisors (6153005311467).
10201212000021 is a wasteful number, since it uses less digits than its factorization.
10201212000021 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 320218941.
The product of its (nonzero) digits is 16, while the sum is 12.
Adding to 10201212000021 its reverse (12000021210201), we get a palindrome (22201233210222).
The spelling of 10201212000021 in words is "ten trillion, two hundred one billion, two hundred twelve million, twenty-one", and thus it is an aban number.
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