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12231101132 = 2229105440527
BaseRepresentation
bin10110110010000011…
…11100101011001100
31011120101222022111122
423121001330223030
5200022130214012
65341402540112
7612045433655
oct133101745314
934511868448
1012231101132
115207157348
122454207638
1311cbcbb063
148405b852c
154b8bbee72
hex2d907cacc

12231101132 has 12 divisors (see below), whose sum is σ = 22142510880. Its totient is φ = 5904669456.

The previous prime is 12231101131. The next prime is 12231101149. The reversal of 12231101132 is 23110113221.

12231101132 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 12231101132.

It is not an unprimeable number, because it can be changed into a prime (12231101131) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 52720148 + ... + 52720379.

It is an arithmetic number, because the mean of its divisors is an integer number (1845209240).

Almost surely, 212231101132 is an apocalyptic number.

It is an amenable number.

12231101132 is a deficient number, since it is larger than the sum of its proper divisors (9911409748).

12231101132 is a wasteful number, since it uses less digits than its factorization.

12231101132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105440560 (or 105440558 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 12231101132 its reverse (23110113221), we get a palindrome (35341214353).

The spelling of 12231101132 in words is "twelve billion, two hundred thirty-one million, one hundred one thousand, one hundred thirty-two".

Divisors: 1 2 4 29 58 116 105440527 210881054 421762108 3057775283 6115550566 12231101132