Base | Representation |
---|---|
bin | 1100111011000001011… |
… | …1001011110111010101 |
3 | 210020000201022020211111 |
4 | 3032300113023313111 |
5 | 12114130030400041 |
6 | 245553021335021 |
7 | 22016264364520 |
oct | 3166027136725 |
9 | 706021266744 |
10 | 222002200021 |
11 | 861724aa788 |
12 | 37038107471 |
13 | 17c1c761644 |
14 | aa60275bb7 |
15 | 5b94d89981 |
hex | 33b05cbdd5 |
222002200021 has 8 divisors (see below), whose sum is σ = 261901213184. Its totient is φ = 184149290160.
The previous prime is 222002200019. The next prime is 222002200081. The reversal of 222002200021 is 120002200222.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 222002200021 - 21 = 222002200019 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 222002199974 and 222002200010.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (222002200081) 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, 511525590 + ... + 511526023.
It is an arithmetic number, because the mean of its divisors is an integer number (32737651648).
Almost surely, 2222002200021 is an apocalyptic number.
It is an amenable number.
222002200021 is a deficient number, since it is larger than the sum of its proper divisors (39899013163).
222002200021 is a wasteful number, since it uses less digits than its factorization.
222002200021 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1023051651.
The product of its (nonzero) digits is 64, while the sum is 13.
Adding to 222002200021 its reverse (120002200222), we get a palindrome (342004400243).
The spelling of 222002200021 in words is "two hundred twenty-two billion, two million, two hundred thousand, twenty-one".
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