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12331223321230 = 2511112102030193
BaseRepresentation
bin1011001101110001011000…
…1011111000101010001110
31121122212001011012012011101
42303130112023320222032
53104013321132234410
642120515155213314
72411621131543042
oct263342613705216
947585034165141
1012331223321230
113a247080aa510
121471a598a723a
136b5aa2181aa8
14308b9780a022
15165b6b7edd3a
hexb37162f8a8e

12331223321230 has 16 divisors (see below), whose sum is σ = 24214038521904. Its totient is φ = 4484081207680.

The previous prime is 12331223321201. The next prime is 12331223321239. The reversal of 12331223321230 is 3212332213321.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12331223321239) 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, 56051014987 + ... + 56051015206.

It is an arithmetic number, because the mean of its divisors is an integer number (1513377407619).

Almost surely, 212331223321230 is an apocalyptic number.

12331223321230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12331223321230 is a deficient number, since it is larger than the sum of its proper divisors (11882815200674).

12331223321230 is a wasteful number, since it uses less digits than its factorization.

12331223321230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112102030211.

The product of its (nonzero) digits is 7776, while the sum is 28.

Adding to 12331223321230 its reverse (3212332213321), we get a palindrome (15543555534551).

The spelling of 12331223321230 in words is "twelve trillion, three hundred thirty-one billion, two hundred twenty-three million, three hundred twenty-one thousand, two hundred thirty".

Divisors: 1 2 5 10 11 22 55 110 112102030193 224204060386 560510150965 1121020301930 1233122332123 2466244664246 6165611660615 12331223321230