Base | Representation |
---|---|
bin | 1001001101001000011101… |
… | …0000100000100011111011 |
3 | 1022211120121200101001202222 |
4 | 2103102013100200203323 |
5 | 2311311220310414321 |
6 | 33305342023114255 |
7 | 2063143034143106 |
oct | 223220720404373 |
9 | 38746550331688 |
10 | 10121212201211 |
11 | 3252422478921 |
12 | 11756855a298b |
13 | 5855705197c7 |
14 | 26dc2545d73d |
15 | 1284215443ab |
hex | 934874208fb |
10121212201211 has 8 divisors (see below), whose sum is σ = 10153839032064. Its totient is φ = 10088634994920.
The previous prime is 10121212201193. The next prime is 10121212201231. The reversal of 10121212201211 is 11210221212101.
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 10121212201211 - 242 = 5723165690107 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 10121212201211.
It is not an unprimeable number, because it can be changed into a prime (10121212201231) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11997551 + ... + 12813416.
It is an arithmetic number, because the mean of its divisors is an integer number (1269229879008).
Almost surely, 210121212201211 is an apocalyptic number.
10121212201211 is a deficient number, since it is larger than the sum of its proper divisors (32626830853).
10121212201211 is an equidigital number, since it uses as much as digits as its factorization.
10121212201211 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 24812281.
The product of its (nonzero) digits is 32, while the sum is 17.
Adding to 10121212201211 its reverse (11210221212101), we get a palindrome (21331433413312).
The spelling of 10121212201211 in words is "ten trillion, one hundred twenty-one billion, two hundred twelve million, two hundred one thousand, two hundred eleven".
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