Base | Representation |
---|---|
bin | 1100010101110101100… |
… | …0111101110011101011 |
3 | 202021021001110021212200 |
4 | 3011131120331303223 |
5 | 11433204134120321 |
6 | 241222321111243 |
7 | 21214026106356 |
oct | 3053530756353 |
9 | 667231407780 |
10 | 212020223211 |
11 | 81a0a985875 |
12 | 35111188523 |
13 | 16cbb7148a4 |
14 | a39468529d |
15 | 57ad88bd26 |
hex | 315d63dceb |
212020223211 has 48 divisors (see below), whose sum is σ = 319038202080. Its totient is φ = 135564295680.
The previous prime is 212020223201. The next prime is 212020223221. The reversal of 212020223211 is 112322020212.
212020223211 is a `hidden beast` number, since 212 + 0 + 20 + 223 + 211 = 666.
It is an interprime number because it is at equal distance from previous prime (212020223201) and next prime (212020223221).
It is not a de Polignac number, because 212020223211 - 213 = 212020215019 is a prime.
It is not an unprimeable number, because it can be changed into a prime (212020223201) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 9799041 + ... + 9820653.
It is an arithmetic number, because the mean of its divisors is an integer number (6646629210).
Almost surely, 2212020223211 is an apocalyptic number.
212020223211 is a deficient number, since it is larger than the sum of its proper divisors (107017978869).
212020223211 is a wasteful number, since it uses less digits than its factorization.
212020223211 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 22076 (or 22073 counting only the distinct ones).
The product of its (nonzero) digits is 192, while the sum is 18.
Adding to 212020223211 its reverse (112322020212), we get a palindrome (324342243423).
The spelling of 212020223211 in words is "two hundred twelve billion, twenty million, two hundred twenty-three thousand, two hundred eleven".
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