Base | Representation |
---|---|
bin | 10100101011111100… |
… | …100100000110110101 |
3 | 2010100000001021122202 |
4 | 110223330210012311 |
5 | 330442301231201 |
6 | 14112031034245 |
7 | 1414303006061 |
oct | 245374440665 |
9 | 63300037582 |
10 | 22212133301 |
11 | 9469196566 |
12 | 437a96b985 |
13 | 212ca96b57 |
14 | 110a000aa1 |
15 | 8a0082c6b |
hex | 52bf241b5 |
22212133301 has 4 divisors (see below), whose sum is σ = 22216040652. Its totient is φ = 22208225952.
The previous prime is 22212133289. The next prime is 22212133303. The reversal of 22212133301 is 10333121222.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 10333121222 = 2 ⋅5166560611.
It can be written as a sum of positive squares in 2 ways, for example, as 1432622500 + 20779510801 = 37850^2 + 144151^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-22212133301 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (22212133303) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1945136 + ... + 1956521.
It is an arithmetic number, because the mean of its divisors is an integer number (5554010163).
Almost surely, 222212133301 is an apocalyptic number.
It is an amenable number.
22212133301 is a deficient number, since it is larger than the sum of its proper divisors (3907351).
22212133301 is an equidigital number, since it uses as much as digits as its factorization.
22212133301 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3907350.
The product of its (nonzero) digits is 432, while the sum is 20.
Adding to 22212133301 its reverse (10333121222), we get a palindrome (32545254523).
The spelling of 22212133301 in words is "twenty-two billion, two hundred twelve million, one hundred thirty-three thousand, three hundred one".
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