Base | Representation |
---|---|
bin | 100000010100100101000… |
… | …100110110110101011010 |
3 | 21212100002200100220111201 |
4 | 200110211010312311122 |
5 | 242342323222402302 |
6 | 4420211332344414 |
7 | 316320266350252 |
oct | 40244504666532 |
9 | 7770080326451 |
10 | 2221120122202 |
11 | 786a7644a433 |
12 | 2ba57477510a |
13 | 1315b2335a77 |
14 | 79707912962 |
15 | 3cb9a6cac87 |
hex | 20525136d5a |
2221120122202 has 16 divisors (see below), whose sum is σ = 3450190314312. Its totient is φ = 1071743699520.
The previous prime is 2221120122191. The next prime is 2221120122203. The reversal of 2221120122202 is 2022210211222.
It can be written as a sum of positive squares in 4 ways, for example, as 1769376172041 + 451743950161 = 1330179^2 + 672119^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 2221120122202.
It is not an unprimeable number, because it can be changed into a prime (2221120122203) 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, 171747333 + ... + 171760264.
Almost surely, 22221120122202 is an apocalyptic number.
2221120122202 is a deficient number, since it is larger than the sum of its proper divisors (1229070192110).
2221120122202 is a wasteful number, since it uses less digits than its factorization.
2221120122202 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 343507713.
The product of its (nonzero) digits is 256, while the sum is 19.
Adding to 2221120122202 its reverse (2022210211222), we get a palindrome (4243330333424).
The spelling of 2221120122202 in words is "two trillion, two hundred twenty-one billion, one hundred twenty million, one hundred twenty-two thousand, two hundred two".
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