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103112230200 = 233527103923629
BaseRepresentation
bin110000000000111110…
…1111100010100111000
3100212011001212000110220
41200001331330110320
53142133212331300
6115211420540040
710310134331640
oct1400175742470
9325131760426
10103112230200
113a803190781
1217b980b1620
13995352a485
144dc251d520
152a3759bda0
hex1801f7c538

103112230200 has 192 divisors, whose sum is σ = 365678976000. Its totient is φ = 23544829440.

The previous prime is 103112230187. The next prime is 103112230201. The reversal of 103112230200 is 2032211301.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 103112230200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103112230201) 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 47 ways as a sum of consecutive naturals, for example, 4351986 + ... + 4375614.

It is an arithmetic number, because the mean of its divisors is an integer number (1904578000).

Almost surely, 2103112230200 is an apocalyptic number.

103112230200 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 103112230200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (182839488000).

103112230200 is an abundant number, since it is smaller than the sum of its proper divisors (262566745800).

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

103112230200 is a wasteful number, since it uses less digits than its factorization.

103112230200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24694 (or 24685 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 103112230200 its reverse (2032211301), we get a palindrome (105144441501).

The spelling of 103112230200 in words is "one hundred three billion, one hundred twelve million, two hundred thirty thousand, two hundred".