Base | Representation |
---|---|
bin | 10100100101010101… |
… | …000101010000000001 |
3 | 2010001021011020001001 |
4 | 110211111011100001 |
5 | 330230341320001 |
6 | 14053023412001 |
7 | 1411454264122 |
oct | 244525052001 |
9 | 63037136031 |
10 | 22101120001 |
11 | 9411562634 |
12 | 4349754001 |
13 | 2112a984cc |
14 | 10d9384049 |
15 | 895455001 |
hex | 525545401 |
22101120001 has 2 divisors, whose sum is σ = 22101120002. Its totient is φ = 22101120000.
The previous prime is 22101119993. The next prime is 22101120031. The reversal of 22101120001 is 10002110122.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 19695315600 + 2405804401 = 140340^2 + 49049^2 .
It is a cyclic number.
It is not a de Polignac number, because 22101120001 - 23 = 22101119993 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 22101120001.
It is not a weakly prime, because it can be changed into another prime (22101120031) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11050560000 + 11050560001.
It is an arithmetic number, because the mean of its divisors is an integer number (11050560001).
Almost surely, 222101120001 is an apocalyptic number.
It is an amenable number.
22101120001 is a deficient number, since it is larger than the sum of its proper divisors (1).
22101120001 is an equidigital number, since it uses as much as digits as its factorization.
22101120001 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 8, while the sum is 10.
Adding to 22101120001 its reverse (10002110122), we get a palindrome (32103230123).
It can be divided in two parts, 2210 and 1120001, that added together give a palindrome (1122211).
The spelling of 22101120001 in words is "twenty-two billion, one hundred one million, one hundred twenty thousand, one".
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