Base | Representation |
---|---|
bin | 1011000111011011010001… |
… | …1111100001100110100101 |
3 | 1121021102122211121210100122 |
4 | 2301312310133201212211 |
5 | 3100222041242320401 |
6 | 41554450020051325 |
7 | 2401011521612162 |
oct | 261666437414645 |
9 | 47242584553318 |
10 | 12222210120101 |
11 | 3992456a86a63 |
12 | 14548b5533b45 |
13 | 6a871b24c457 |
14 | 3037b56d9069 |
15 | 162ddb17b21b |
hex | b1db47e19a5 |
12222210120101 has 2 divisors, whose sum is σ = 12222210120102. Its totient is φ = 12222210120100.
The previous prime is 12222210120097. The next prime is 12222210120121. The reversal of 12222210120101 is 10102101222221.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 6944416071076 + 5277794049025 = 2635226^2 + 2297345^2 .
It is an emirp because it is prime and its reverse (10102101222221) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 12222210120101 - 22 = 12222210120097 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 12222210120101.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (12222210120121) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6111105060050 + 6111105060051.
It is an arithmetic number, because the mean of its divisors is an integer number (6111105060051).
Almost surely, 212222210120101 is an apocalyptic number.
It is an amenable number.
12222210120101 is a deficient number, since it is larger than the sum of its proper divisors (1).
12222210120101 is an equidigital number, since it uses as much as digits as its factorization.
12222210120101 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 64, while the sum is 17.
Adding to 12222210120101 its reverse (10102101222221), we get a palindrome (22324311342322).
The spelling of 12222210120101 in words is "twelve trillion, two hundred twenty-two billion, two hundred ten million, one hundred twenty thousand, one hundred one".
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