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12213303330 = 235439467677
BaseRepresentation
bin10110101111111100…
…00011100000100010
31011112011111002111210
423113332003200202
5200003101201310
65335525250550
7611441236224
oct132776034042
934464432453
1012213303330
1151a8100618
12244a263a56
1311c83c9107
1483c0a4414
154b7356820
hex2d7f83822

12213303330 has 32 divisors (see below), whose sum is σ = 29993603904. Its totient is φ = 3181139136.

The previous prime is 12213303259. The next prime is 12213303391. The reversal of 12213303330 is 3330331221.

12213303330 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 12213303297 and 12213303306.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4732549 + ... + 4735128.

It is an arithmetic number, because the mean of its divisors is an integer number (937300122).

Almost surely, 212213303330 is an apocalyptic number.

12213303330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12213303330 is an abundant number, since it is smaller than the sum of its proper divisors (17780300574).

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

12213303330 is a wasteful number, since it uses less digits than its factorization.

12213303330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9467730.

The product of its (nonzero) digits is 972, while the sum is 21.

Adding to 12213303330 its reverse (3330331221), we get a palindrome (15543634551).

The spelling of 12213303330 in words is "twelve billion, two hundred thirteen million, three hundred three thousand, three hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 43 86 129 215 258 430 645 1290 9467677 18935354 28403031 47338385 56806062 94676770 142015155 284030310 407110111 814220222 1221330333 2035550555 2442660666 4071101110 6106651665 12213303330