2020543011 has 24 divisors (see below), whose sum is σ = 3073962320. Its totient is φ = 1275388416.

The previous prime is 2020543003. The next prime is 2020543043. The reversal of 2020543011 is 1103450202.

2020543011 is a `hidden beast` number, since 20 + 205 + 430 + 11 = 666.

It is not a de Polignac number, because 2020543011 - 2³ = 2020543003 is a prime.

It is a super-2 number, since 2×2020543011² = 8165188118601892242, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2020543051) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 548271 + ... + 551943.

Almost surely, 2^2020543011 is an apocalyptic number.

2020543011 is a deficient number, since it is larger than the sum of its proper divisors (1053419309).

2020543011 is a wasteful number, since it uses less digits than its factorization.

2020543011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6915 (or 6912 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 2020543011 is about 44950.4506206556. The cubic root of 2020543011 is about 1264.2201259911.

Adding to 2020543011 its reverse (1103450202), we get a palindrome (3123993213).

The spelling of 2020543011 in words is "two billion, twenty million, five hundred forty-three thousand, eleven".