2020311043 has 2 divisors, whose sum is σ = 2020311044. Its totient is φ = 2020311042.

The previous prime is 2020311031. The next prime is 2020311049. The reversal of 2020311043 is 3401130202.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2020311043 - 2¹⁷ = 2020179971 is a prime.

It is not a weakly prime, because it can be changed into another prime (2020311049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1010155521 + 1010155522.

It is an arithmetic number, because the mean of its divisors is an integer number (1010155522).

Almost surely, 2^2020311043 is an apocalyptic number.

2020311043 is a deficient number, since it is larger than the sum of its proper divisors (1).

2020311043 is an equidigital number, since it uses as much as digits as its factorization.

2020311043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 2020311043 is about 44947.8702832515. The cubic root of 2020311043 is about 1264.1717446342.

Adding to 2020311043 its reverse (3401130202), we get a palindrome (5421441245).

The spelling of 2020311043 in words is "two billion, twenty million, three hundred eleven thousand, forty-three".