2043422011 has 4 divisors (see below), whose sum is σ = 2046834000. Its totient is φ = 2040010024.

The previous prime is 2043421987. The next prime is 2043422021. The reversal of 2043422011 is 1102243402.

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 2043422011 - 2¹³ = 2043413819 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2043422011.

It is not an unprimeable number, because it can be changed into a prime (2043422021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1705096 + ... + 1706293.

It is an arithmetic number, because the mean of its divisors is an integer number (511708500).

Almost surely, 2^2043422011 is an apocalyptic number.

2043422011 is a deficient number, since it is larger than the sum of its proper divisors (3411989).

2043422011 is an equidigital number, since it uses as much as digits as its factorization.

2043422011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3411988.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 2043422011 is about 45204.2255878806. The cubic root of 2043422011 is about 1268.9738980693.

Adding to 2043422011 its reverse (1102243402), we get a palindrome (3145665413).

The spelling of 2043422011 in words is "two billion, forty-three million, four hundred twenty-two thousand, eleven".