2002043011 has 4 divisors (see below), whose sum is σ = 2010420000. Its totient is φ = 1993666024.

The previous prime is 2002042967. The next prime is 2002043039. The reversal of 2002043011 is 1103402002.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2002043011 - 2⁹ = 2002042499 is a prime.

It is a super-2 number, since 2×2002043011² = 8016352435787892242, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2002042982 and 2002043000.

It is not an unprimeable number, because it can be changed into a prime (2002043111) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4188136 + ... + 4188613.

It is an arithmetic number, because the mean of its divisors is an integer number (502605000).

Almost surely, 2^2002043011 is an apocalyptic number.

2002043011 is a deficient number, since it is larger than the sum of its proper divisors (8376989).

2002043011 is an equidigital number, since it uses as much as digits as its factorization.

2002043011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8376988.

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 2002043011 is about 44744.1952771530. The cubic root of 2002043011 is about 1260.3499093279.

Adding to 2002043011 its reverse (1103402002), we get a palindrome (3105445013).

The spelling of 2002043011 in words is "two billion, two million, forty-three thousand, eleven".