200012034343243 has 16 divisors (see below), whose sum is σ = 203156620784640. Its totient is φ = 196872194930400.

The previous prime is 200012034343193. The next prime is 200012034343339. The reversal of 200012034343243 is 342343430210002.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-200012034343243 is a prime.

It is not an unprimeable number, because it can be changed into a prime (200012034323243) 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, 438991413 + ... + 439446793.

It is an arithmetic number, because the mean of its divisors is an integer number (12697288799040).

Almost surely, 2^{200012034343243} is an apocalyptic number.

200012034343243 is a deficient number, since it is larger than the sum of its proper divisors (3144586441397).

200012034343243 is a wasteful number, since it uses less digits than its factorization.

200012034343243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 460578.

The product of its (nonzero) digits is 41472, while the sum is 31.

Adding to 200012034343243 its reverse (342343430210002), we get a palindrome (542355464553245).

The spelling of 200012034343243 in words is "two hundred trillion, twelve billion, thirty-four million, three hundred forty-three thousand, two hundred forty-three".