Base | Representation |
---|---|
bin | 110010010001100101101011… |
… | …010100111000000111011110 |
3 | 1001222220000011121011220101222 |
4 | 302101211223110320013132 |
5 | 212440140323033001342 |
6 | 2102132555134333342 |
7 | 64400513000460041 |
oct | 6221455324700736 |
9 | 1058800147156358 |
10 | 221111012000222 |
11 | 644a8720a16103 |
12 | 2097096665a252 |
13 | 964b8a98b7636 |
14 | 3c85b89a60c58 |
15 | 1a86911535ed2 |
hex | c9196b5381de |
221111012000222 has 32 divisors (see below), whose sum is σ = 339520053952512. Its totient is φ = 107948817212544.
The previous prime is 221111012000201. The next prime is 221111012000267. The reversal of 221111012000222 is 222000210111122.
221111012000222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a self number, because there is not a number n which added to its sum of digits gives 221111012000222.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 227265203 + ... + 228236049.
It is an arithmetic number, because the mean of its divisors is an integer number (10610001686016).
Almost surely, 2221111012000222 is an apocalyptic number.
221111012000222 is a deficient number, since it is larger than the sum of its proper divisors (118409041952290).
221111012000222 is a wasteful number, since it uses less digits than its factorization.
221111012000222 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 976592.
The product of its (nonzero) digits is 64, while the sum is 17.
Adding to 221111012000222 its reverse (222000210111122), we get a palindrome (443111222111344).
The spelling of 221111012000222 in words is "two hundred twenty-one trillion, one hundred eleven billion, twelve million, two hundred twenty-two", and thus it is an aban number.
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