Base | Representation |
---|---|
bin | 1001001100001111110010… |
… | …01001011000000010010011 |
3 | 2122120020201002221212011121 |
4 | 10212013321021120002103 |
5 | 10122123134241042321 |
6 | 110553133133423111 |
7 | 4154161141524136 |
oct | 446077111300223 |
9 | 78506632855147 |
10 | 20212001112211 |
11 | 649295277a497 |
12 | 232527a33aa97 |
13 | b37ca2a66a2c |
14 | 4dc3a216a21d |
15 | 250b61bea441 |
hex | 1261f9258093 |
20212001112211 has 4 divisors (see below), whose sum is σ = 20212404346024. Its totient is φ = 20211597878400.
The previous prime is 20212001112209. The next prime is 20212001112253. The reversal of 20212001112211 is 11221110021202.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 20212001112211 - 21 = 20212001112209 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (20212001182211) 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 3 ways as a sum of consecutive naturals, for example, 201541710 + ... + 201641971.
It is an arithmetic number, because the mean of its divisors is an integer number (5053101086506).
Almost surely, 220212001112211 is an apocalyptic number.
20212001112211 is a deficient number, since it is larger than the sum of its proper divisors (403233813).
20212001112211 is an equidigital number, since it uses as much as digits as its factorization.
20212001112211 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 403233812.
The product of its (nonzero) digits is 32, while the sum is 16.
Adding to 20212001112211 its reverse (11221110021202), we get a palindrome (31433111133413).
The spelling of 20212001112211 in words is "twenty trillion, two hundred twelve billion, one million, one hundred twelve thousand, two hundred eleven".
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