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12213310330 = 251393948541
BaseRepresentation
bin10110101111111100…
…00101001101111010
31011112011111110010001
423113332011031322
5200003101412310
65335525343214
7611441265514
oct132776051572
934464443101
1012213310330
1151a8105901
12244a267b0a
1311c83cc360
1483c0a6bb4
154b735893a
hex2d7f8537a

12213310330 has 16 divisors (see below), whose sum is σ = 23675032584. Its totient is φ = 4509529920.

The previous prime is 12213310313. The next prime is 12213310331. The reversal of 12213310330 is 3301331221.

It can be written as a sum of positive squares in 4 ways, for example, as 11215445409 + 997864921 = 105903^2 + 31589^2 .

It is a junction number, because it is equal to n+sod(n) for n = 12213310298 and 12213310307.

It is not an unprimeable number, because it can be changed into a prime (12213310331) 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, 46974141 + ... + 46974400.

Almost surely, 212213310330 is an apocalyptic number.

12213310330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12213310330 is a deficient number, since it is larger than the sum of its proper divisors (11461722254).

12213310330 is a wasteful number, since it uses less digits than its factorization.

12213310330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93948561.

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 12213310330 its reverse (3301331221), we get a palindrome (15514641551).

The spelling of 12213310330 in words is "twelve billion, two hundred thirteen million, three hundred ten thousand, three hundred thirty".

Divisors: 1 2 5 10 13 26 65 130 93948541 187897082 469742705 939485410 1221331033 2442662066 6106655165 12213310330