Base | Representation |
---|---|
bin | 101110101010110010… |
… | …1110001000000001011 |
3 | 100120200112000020020111 |
4 | 1131111211301000023 |
5 | 3120222333224321 |
6 | 114012430535151 |
7 | 10145356511461 |
oct | 1352545610013 |
9 | 316615006214 |
10 | 100220211211 |
11 | 3955977303a |
12 | 1750b6674b7 |
13 | 95b2322333 |
14 | 4bca3c4831 |
15 | 29187375e1 |
hex | 175597100b |
100220211211 has 4 divisors (see below), whose sum is σ = 101139662800. Its totient is φ = 99300759624.
The previous prime is 100220211199. The next prime is 100220211227. The reversal of 100220211211 is 112112022001.
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 100220211211 - 27 = 100220211083 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 100220211191 and 100220211200.
It is not an unprimeable number, because it can be changed into a prime (100220211281) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 459725631 + ... + 459725848.
It is an arithmetic number, because the mean of its divisors is an integer number (25284915700).
Almost surely, 2100220211211 is an apocalyptic number.
100220211211 is a deficient number, since it is larger than the sum of its proper divisors (919451589).
100220211211 is an equidigital number, since it uses as much as digits as its factorization.
100220211211 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 919451588.
The product of its (nonzero) digits is 16, while the sum is 13.
Adding to 100220211211 its reverse (112112022001), we get a palindrome (212332233212).
The spelling of 100220211211 in words is "one hundred billion, two hundred twenty million, two hundred eleven thousand, two hundred eleven".
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