Base | Representation |
---|---|
bin | 110010000011001100110010… |
… | …110011010110110110001101 |
3 | 1001212101110221001212101102110 |
4 | 302003030302303112312031 |
5 | 212322440302112223041 |
6 | 2100054430304214233 |
7 | 64236206562442623 |
oct | 6203146263266615 |
9 | 1055343831771373 |
10 | 220122221211021 |
11 | 64157345332198 |
12 | 208311b260a379 |
13 | 95a95899a700c |
14 | 3c4dd881c7513 |
15 | 1a6ad3ddd7516 |
hex | c83332cd6d8d |
220122221211021 has 8 divisors (see below), whose sum is σ = 293523624937440. Its totient is φ = 146734482479312.
The previous prime is 220122221210987. The next prime is 220122221211097. The reversal of 220122221211021 is 120112122221022.
220122221211021 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 220122221211021 - 27 = 220122221210893 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (220122221211821) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3416211090 + ... + 3416275523.
It is an arithmetic number, because the mean of its divisors is an integer number (36690453117180).
Almost surely, 2220122221211021 is an apocalyptic number.
It is an amenable number.
220122221211021 is a deficient number, since it is larger than the sum of its proper divisors (73401403726419).
220122221211021 is a wasteful number, since it uses less digits than its factorization.
220122221211021 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6832497355.
The product of its (nonzero) digits is 256, while the sum is 21.
Adding to 220122221211021 its reverse (120112122221022), we get a palindrome (340234343432043).
The spelling of 220122221211021 in words is "two hundred twenty trillion, one hundred twenty-two billion, two hundred twenty-one million, two hundred eleven thousand, twenty-one".
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