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12332231412 = 2234125065511
BaseRepresentation
bin10110111110000111…
…01110101011110100
31011211110021021011120
423133003232223310
5200224022401122
65355414303540
7614414144304
oct133703565364
934743237146
1012332231412
11525924aa96
122482057bb0
131216c39167
1484dbc1604
154c29e975c
hex2df0eeaf4

12332231412 has 24 divisors (see below), whose sum is σ = 29477042112. Its totient is φ = 4010481600.

The previous prime is 12332231381. The next prime is 12332231413. The reversal of 12332231412 is 21413223321.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12332231413) 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, 12532264 + ... + 12533247.

It is an arithmetic number, because the mean of its divisors is an integer number (1228210088).

Almost surely, 212332231412 is an apocalyptic number.

12332231412 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12332231412 is an abundant number, since it is smaller than the sum of its proper divisors (17144810700).

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

12332231412 is a wasteful number, since it uses less digits than its factorization.

12332231412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25065559 (or 25065557 counting only the distinct ones).

The product of its digits is 1728, while the sum is 24.

Adding to 12332231412 its reverse (21413223321), we get a palindrome (33745454733).

The spelling of 12332231412 in words is "twelve billion, three hundred thirty-two million, two hundred thirty-one thousand, four hundred twelve".

Divisors: 1 2 3 4 6 12 41 82 123 164 246 492 25065511 50131022 75196533 100262044 150393066 300786132 1027685951 2055371902 3083057853 4110743804 6166115706 12332231412