43103300240 has 640 divisors, whose sum is σ = 141110968320. Its totient is φ = 11811225600.

The previous prime is 43103300197. The next prime is 43103300243. The reversal of 43103300240 is 4200330134.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is not an unprimeable number, because it can be changed into a prime (43103300243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 240800471 + ... + 240800649.

It is an arithmetic number, because the mean of its divisors is an integer number (220485888).

Almost surely, 2^43103300240 is an apocalyptic number.

43103300240 is a gapful number since it is divisible by the number (40) 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 43103300240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (70555484160).

43103300240 is an abundant number, since it is smaller than the sum of its proper divisors (98007668080).

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

43103300240 is a wasteful number, since it uses less digits than its factorization.

43103300240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 351 (or 345 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 20.

Adding to 43103300240 its reverse (4200330134), we get a palindrome (47303630374).

It can be divided in two parts, 43103 and 300240, that added together give a palindrome (343343).

The spelling of 43103300240 in words is "forty-three billion, one hundred three million, three hundred thousand, two hundred forty".