Base | Representation |
---|---|
bin | 110010010001011101011001… |
… | …011000110010001011101010 |
3 | 1001222212011012222101101011112 |
4 | 302101131121120302023222 |
5 | 212440014121000200020 |
6 | 2102124525011430322 |
7 | 64400046451201133 |
oct | 6221353130621352 |
9 | 1058764188341145 |
10 | 221102121100010 |
11 | 644a4979271197 |
12 | 2096b0a4bb53a2 |
13 | 964aac0915a37 |
14 | 3c85584d28c8a |
15 | 1a86590c0a2c5 |
hex | c917596322ea |
221102121100010 has 16 divisors (see below), whose sum is σ = 421394630802696. Its totient is φ = 83238445590528.
The previous prime is 221102121100009. The next prime is 221102121100043. The reversal of 221102121100010 is 10001121201122.
It can be written as a sum of positive squares in 4 ways, for example, as 192929794266889 + 28172326833121 = 13889917^2 + 5307761^2 .
It is a super-2 number, since 2×2211021211000102 (a number of 29 digits) contains 22 as substring.
It is an unprimeable number.
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 7 ways as a sum of consecutive naturals, for example, 650300356007 + ... + 650300356346.
Almost surely, 2221102121100010 is an apocalyptic number.
221102121100010 is a deficient number, since it is larger than the sum of its proper divisors (200292509702686).
221102121100010 is a wasteful number, since it uses less digits than its factorization.
221102121100010 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1300600712377.
The product of its (nonzero) digits is 16, while the sum is 14.
Adding to 221102121100010 its reverse (10001121201122), we get a palindrome (231103242301132).
The spelling of 221102121100010 in words is "two hundred twenty-one trillion, one hundred two billion, one hundred twenty-one million, one hundred thousand, ten".
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