20200350043 has 2 divisors, whose sum is σ = 20200350044. Its totient is φ = 20200350042.

The previous prime is 20200350029. The next prime is 20200350089. The reversal of 20200350043 is 34005300202.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20200350043 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 20200350043.

It is not a weakly prime, because it can be changed into another prime (20200350143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10100175021 + 10100175022.

It is an arithmetic number, because the mean of its divisors is an integer number (10100175022).

Almost surely, 2^20200350043 is an apocalyptic number.

20200350043 is a deficient number, since it is larger than the sum of its proper divisors (1).

20200350043 is an equidigital number, since it uses as much as digits as its factorization.

20200350043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 720, while the sum is 19.

Adding to 20200350043 its reverse (34005300202), we get a palindrome (54205650245).

The spelling of 20200350043 in words is "twenty billion, two hundred million, three hundred fifty thousand, forty-three".