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12201110232 = 2333713739989
BaseRepresentation
bin10110101110011111…
…00010101011011000
31011111022112121201120
423113033202223120
5144441441011412
65334412045240
7611232503643
oct132717425330
934438477646
1012201110232
1151a1232783
122446163820
1311c5a1a26c
1483a60ca5a
154b6248b8c
hex2d73e2ad8

12201110232 has 32 divisors (see below), whose sum is σ = 31327177200. Its totient is φ = 3957116544.

The previous prime is 12201110227. The next prime is 12201110249. The reversal of 12201110232 is 23201110221.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6869107 + ... + 6870882.

Almost surely, 212201110232 is an apocalyptic number.

12201110232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12201110232 is an abundant number, since it is smaller than the sum of its proper divisors (19126066968).

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

12201110232 is a wasteful number, since it uses less digits than its factorization.

12201110232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13740035 (or 13740031 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 12201110232 its reverse (23201110221), we get a palindrome (35402220453).

The spelling of 12201110232 in words is "twelve billion, two hundred one million, one hundred ten thousand, two hundred thirty-two".

Divisors: 1 2 3 4 6 8 12 24 37 74 111 148 222 296 444 888 13739989 27479978 41219967 54959956 82439934 109919912 164879868 329759736 508379593 1016759186 1525138779 2033518372 3050277558 4067036744 6100555116 12201110232