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12011110201200 = 243521119103464963
BaseRepresentation
bin1010111011001000110111…
…1101001111011101110000
31120112020202220212210122210
42232302031331033131300
53033242223202414300
641313454452132120
72346526336115445
oct256621575173560
946466686783583
1012011110201200
113910979641470
12141ba00607040
136918483c0036
142d74ab3779cc
1515c6834cc050
hexaec8df4f770

12011110201200 has 480 divisors, whose sum is σ = 44611547535360. Its totient is φ = 2731744742400.

The previous prime is 12011110201187. The next prime is 12011110201201. The reversal of 12011110201200 is 210201111021.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12011110201201) 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, 25599919 + ... + 26064881.

It is an arithmetic number, because the mean of its divisors is an integer number (92940724032).

Almost surely, 212011110201200 is an apocalyptic number.

12011110201200 is a gapful number since it is divisible by the number (10) 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 12011110201200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22305773767680).

12011110201200 is an abundant number, since it is smaller than the sum of its proper divisors (32600437334160).

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

12011110201200 is a wasteful number, since it uses less digits than its factorization.

12011110201200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 465117 (or 465106 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 12011110201200 its reverse (210201111021), we get a palindrome (12221311312221).

The spelling of 12011110201200 in words is "twelve trillion, eleven billion, one hundred ten million, two hundred one thousand, two hundred".