Base | Representation |
---|---|
bin | 110000010000000110000000… |
… | …110011001001110000010011 |
3 | 1000211101021210002111010110022 |
4 | 300100012000303021300103 |
5 | 210303341041201133021 |
6 | 2031200534442254055 |
7 | 62461553100623441 |
oct | 6020060063116023 |
9 | 1024337702433408 |
10 | 212212200021011 |
11 | 61687763607743 |
12 | 1b9741904b732b |
13 | 91546a86c6178 |
14 | 3a591a7acbb91 |
15 | 19801d65151ab |
hex | c10180cc9c13 |
212212200021011 has 4 divisors (see below), whose sum is σ = 212212230313800. Its totient is φ = 212212169728224.
The previous prime is 212212200020963. The next prime is 212212200021047. The reversal of 212212200021011 is 110120002212212.
It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.
It is a cyclic number.
It is not a de Polignac number, because 212212200021011 - 214 = 212212200004627 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (212212200021091) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1352075 + ... + 20645883.
It is an arithmetic number, because the mean of its divisors is an integer number (53053057578450).
Almost surely, 2212212200021011 is an apocalyptic number.
212212200021011 is a deficient number, since it is larger than the sum of its proper divisors (30292789).
212212200021011 is a wasteful number, since it uses less digits than its factorization.
212212200021011 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 30292788.
The product of its (nonzero) digits is 64, while the sum is 17.
Adding to 212212200021011 its reverse (110120002212212), we get a palindrome (322332202233223).
The spelling of 212212200021011 in words is "two hundred twelve trillion, two hundred twelve billion, two hundred million, twenty-one thousand, eleven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.124 sec. • engine limits •