Base | Representation |
---|---|
bin | 1100111011011101100… |
… | …0101110001001111011 |
3 | 210020022221001022012010 |
4 | 3032313120232021323 |
5 | 12114400212340011 |
6 | 250012431221003 |
7 | 22022225133450 |
oct | 3166730561173 |
9 | 706287038163 |
10 | 222120043131 |
11 | 86222a78a88 |
12 | 3706b677763 |
13 | 17c3acb18ac |
14 | aa71b8d827 |
15 | 5ba03b61a6 |
hex | 33b762e27b |
222120043131 has 8 divisors (see below), whose sum is σ = 338468637184. Its totient is φ = 126925738920.
The previous prime is 222120043063. The next prime is 222120043139. The reversal of 222120043131 is 131340021222.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 222120043131 - 214 = 222120026747 is a prime.
It is a super-2 number, since 2×2221200431312 (a number of 23 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (21), and also a Moran number because the ratio is a prime number: 10577144911 = 222120043131 / (2 + 2 + 2 + 1 + 2 + 0 + 0 + 4 + 3 + 1 + 3 + 1).
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 222120043098 and 222120043107.
It is not an unprimeable number, because it can be changed into a prime (222120043139) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5288572435 + ... + 5288572476.
It is an arithmetic number, because the mean of its divisors is an integer number (42308579648).
Almost surely, 2222120043131 is an apocalyptic number.
222120043131 is a gapful number since it is divisible by the number (21) formed by its first and last digit.
222120043131 is a deficient number, since it is larger than the sum of its proper divisors (116348594053).
222120043131 is a wasteful number, since it uses less digits than its factorization.
222120043131 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10577144921.
The product of its (nonzero) digits is 576, while the sum is 21.
Adding to 222120043131 its reverse (131340021222), we get a palindrome (353460064353).
The spelling of 222120043131 in words is "two hundred twenty-two billion, one hundred twenty million, forty-three thousand, one hundred thirty-one".
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