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12233223330012 = 223341677926607
BaseRepresentation
bin1011001000000100010011…
…1011100101100011011100
31121022111002100220211012000
42302001010323211203130
53100412120133030022
642003510515242300
72401551451423656
oct262010473454334
947274070824160
1012233223330012
113997098717633
121456a698a9390
136a9784b206c9
1430413c2476d6
15163332e796ac
hexb2044ee58dc

12233223330012 has 288 divisors, whose sum is σ = 33401968266240. Its totient is φ = 3868714586880.

The previous prime is 12233223330007. The next prime is 12233223330017. The reversal of 12233223330012 is 21003332233221.

12233223330012 is a `hidden beast` number, since 1 + 2 + 2 + 3 + 322 + 3 + 330 + 0 + 1 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (12233223330007) and next prime (12233223330017).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12233223330017) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1851551613 + ... + 1851558219.

It is an arithmetic number, because the mean of its divisors is an integer number (115979056480).

Almost surely, 212233223330012 is an apocalyptic number.

12233223330012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12233223330012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16700984133120).

12233223330012 is an abundant number, since it is smaller than the sum of its proper divisors (21168744936228).

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

12233223330012 is a wasteful number, since it uses less digits than its factorization.

12233223330012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6886 (or 6799 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 27.

Adding to 12233223330012 its reverse (21003332233221), we get a palindrome (33236555563233).

The spelling of 12233223330012 in words is "twelve trillion, two hundred thirty-three billion, two hundred twenty-three million, three hundred thirty thousand, twelve".