200312442043 has 16 divisors (see below), whose sum is σ = 229514895360. Its totient is φ = 171257151456.

The previous prime is 200312442037. The next prime is 200312442089. The reversal of 200312442043 is 340244213002.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-200312442043 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 200312441999 and 200312442017.

It is not an unprimeable number, because it can be changed into a prime (200312442013) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4379430 + ... + 4424932.

It is an arithmetic number, because the mean of its divisors is an integer number (14344680960).

Almost surely, 2^200312442043 is an apocalyptic number.

200312442043 is a deficient number, since it is larger than the sum of its proper divisors (29202453317).

200312442043 is an equidigital number, since it uses as much as digits as its factorization.

200312442043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47106.

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 200312442043 its reverse (340244213002), we get a palindrome (540556655045).

The spelling of 200312442043 in words is "two hundred billion, three hundred twelve million, four hundred forty-two thousand, forty-three".