2011323404 has 24 divisors (see below), whose sum is σ = 3634966608. Its totient is φ = 973062720.

The previous prime is 2011323383. The next prime is 2011323427. The reversal of 2011323404 is 4043231102.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10754 + ... + 64329.

It is an arithmetic number, because the mean of its divisors is an integer number (151456942).

Almost surely, 2^2011323404 is an apocalyptic number.

It is an amenable number.

2011323404 is a deficient number, since it is larger than the sum of its proper divisors (1623643204).

2011323404 is a wasteful number, since it uses less digits than its factorization.

2011323404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75305 (or 75303 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 2011323404 is about 44847.7803687094. The cubic root of 2011323404 is about 1262.2943423986.

Adding to 2011323404 its reverse (4043231102), we get a palindrome (6054554506).

The spelling of 2011323404 in words is "two billion, eleven million, three hundred twenty-three thousand, four hundred four".