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1200222442230 = 235743313199411
BaseRepresentation
bin10001011101110010110…
…101010001001011110110
311020201222120021100100120
4101131302311101023312
5124131023421122410
62315212524152410
7152466426300450
oct21356265211366
94221876240316
101200222442230
11423014308249
12174740098706
13892466cbc26
144213bcad2d0
15213494c9570
hex11772d512f6

1200222442230 has 64 divisors (see below), whose sum is σ = 3299641809408. Its totient is φ = 273702965760.

The previous prime is 1200222442219. The next prime is 1200222442241. The reversal of 1200222442230 is 322442220021.

It is an interprime number because it is at equal distance from previous prime (1200222442219) and next prime (1200222442241).

It is a self number, because there is not a number n which added to its sum of digits gives 1200222442230.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6508776 + ... + 6690635.

It is an arithmetic number, because the mean of its divisors is an integer number (51556903272).

Almost surely, 21200222442230 is an apocalyptic number.

1200222442230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1200222442230 is an abundant number, since it is smaller than the sum of its proper divisors (2099419367178).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1200222442230 is a wasteful number, since it uses less digits than its factorization.

1200222442230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13199861.

The product of its (nonzero) digits is 3072, while the sum is 24.

Adding to 1200222442230 its reverse (322442220021), we get a palindrome (1522664662251).

The spelling of 1200222442230 in words is "one trillion, two hundred billion, two hundred twenty-two million, four hundred forty-two thousand, two hundred thirty".

Divisors: 1 2 3 5 6 7 10 14 15 21 30 35 42 70 105 210 433 866 1299 2165 2598 3031 4330 6062 6495 9093 12990 15155 18186 30310 45465 90930 13199411 26398822 39598233 65997055 79196466 92395877 131994110 184791754 197991165 277187631 395982330 461979385 554375262 923958770 1385938155 2771876310 5715344963 11430689926 17146034889 28576724815 34292069778 40007414741 57153449630 80014829482 85730174445 120022244223 171460348890 200037073705 240044488446 400074147410 600111221115 1200222442230