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12230331210 = 233545297523
BaseRepresentation
bin10110110001111110…
…00000101101001010
31011120100112012101000
423120333000231022
5200021431044320
65341334235430
7612036046206
oct133077005512
934510465330
1012230331210
115206780949
122453ab5b76
1311cbaab796
14840457b06
154b8abbc90
hex2d8fc0b4a

12230331210 has 32 divisors (see below), whose sum is σ = 32614217280. Its totient is φ = 3261421584.

The previous prime is 12230331209. The next prime is 12230331229. The reversal of 12230331210 is 1213303221.

12230331210 is a `hidden beast` number, since 122 + 3 + 0 + 331 + 210 = 666.

12230331210 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

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, 22648492 + ... + 22649031.

It is an arithmetic number, because the mean of its divisors is an integer number (1019194290).

Almost surely, 212230331210 is an apocalyptic number.

12230331210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12230331210 is an abundant number, since it is smaller than the sum of its proper divisors (20383886070).

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

12230331210 is a wasteful number, since it uses less digits than its factorization.

12230331210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45297539 (or 45297533 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 12230331210 its reverse (1213303221), we get a palindrome (13443634431).

The spelling of 12230331210 in words is "twelve billion, two hundred thirty million, three hundred thirty-one thousand, two hundred ten".

Divisors: 1 2 3 5 6 9 10 15 18 27 30 45 54 90 135 270 45297523 90595046 135892569 226487615 271785138 407677707 452975230 679462845 815355414 1223033121 1358925690 2038388535 2446066242 4076777070 6115165605 12230331210