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12200011200 = 2632521365171
BaseRepresentation
bin10110101110010110…
…10110010111000000
31011111020110210010200
423113023112113000
5144441200324300
65334332325200
7611220245526
oct132713262700
934436423120
1012200011200
1151a0651a93
122445913800
1311c5723c50
1483a404316
154b60cd200
hex2d72d65c0

12200011200 has 252 divisors, whose sum is σ = 46697953848. Its totient is φ = 3003033600.

The previous prime is 12200011199. The next prime is 12200011253. The reversal of 12200011200 is 211000221.

12200011200 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is an unprimeable number.

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 35 ways as a sum of consecutive naturals, for example, 154615 + ... + 219785.

Almost surely, 212200011200 is an apocalyptic number.

12200011200 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 12200011200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23348976924).

12200011200 is an abundant number, since it is smaller than the sum of its proper divisors (34497942648).

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

12200011200 is a wasteful number, since it uses less digits than its factorization.

12200011200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65212 (or 65194 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 12200011200 its reverse (211000221), we get a palindrome (12411011421).

The spelling of 12200011200 in words is "twelve billion, two hundred million, eleven thousand, two hundred".