2011120404 has 36 divisors (see below), whose sum is σ = 4782904896. Its totient is φ = 657713888.

The previous prime is 2011120387. The next prime is 2011120421. The reversal of 2011120404 is 4040211102.

It is an interprime number because it is at equal distance from previous prime (2011120387) and next prime (2011120421).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3877 + ... + 63539.

Almost surely, 2^2011120404 is an apocalyptic number.

It is an amenable number.

2011120404 is an abundant number, since it is smaller than the sum of its proper divisors (2771784492).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2011120404 is a wasteful number, since it uses less digits than its factorization.

2011120404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59776 (or 59721 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

The square root of 2011120404 is about 44845.5171003747. The cubic root of 2011120404 is about 1262.2518737811.

Adding to 2011120404 its reverse (4040211102), we get a palindrome (6051331506).

The spelling of 2011120404 in words is "two billion, eleven million, one hundred twenty thousand, four hundred four".