Base | Representation |
---|---|
bin | 10100101100011011… |
… | …011010111010010101 |
3 | 2010100120021020101221 |
4 | 110230123122322111 |
5 | 331001334101401 |
6 | 14112520250341 |
7 | 1414431525430 |
oct | 245433327225 |
9 | 63316236357 |
10 | 22220222101 |
11 | 9472810820 |
12 | 43816109b1 |
13 | 213166981c |
14 | 110b108817 |
15 | 8a0b2e7a1 |
hex | 52c6dae95 |
22220222101 has 32 divisors (see below), whose sum is σ = 28451450880. Its totient is φ = 16850904000.
The previous prime is 22220222041. The next prime is 22220222131. The reversal of 22220222101 is 10122202222.
It is not a de Polignac number, because 22220222101 - 29 = 22220221589 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (22220222131) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 630651 + ... + 664951.
It is an arithmetic number, because the mean of its divisors is an integer number (889107840).
Almost surely, 222220222101 is an apocalyptic number.
It is an amenable number.
22220222101 is a deficient number, since it is larger than the sum of its proper divisors (6231228779).
22220222101 is a wasteful number, since it uses less digits than its factorization.
22220222101 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 34545.
The product of its (nonzero) digits is 128, while the sum is 16.
Adding to 22220222101 its reverse (10122202222), we get a palindrome (32342424323).
The spelling of 22220222101 in words is "twenty-two billion, two hundred twenty million, two hundred twenty-two thousand, one hundred one".
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