2011442311404 has 18 divisors (see below), whose sum is σ = 5084479176140. Its totient is φ = 670480770456.

The previous prime is 2011442311393. The next prime is 2011442311421. The reversal of 2011442311404 is 4041132441102.

2011442311404 is a `hidden beast` number, since 20 + 1 + 1 + 4 + 4 + 231 + 1 + 404 = 666.

It is a tau number, because it is divible by the number of its divisors (18).

It is a super-2 number, since 2×2011442311404² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 27936698734 + ... + 27936698805.

Almost surely, 2^{2011442311404} is an apocalyptic number.

It is an amenable number.

2011442311404 is an abundant number, since it is smaller than the sum of its proper divisors (3073036864736).

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

2011442311404 is a wasteful number, since it uses less digits than its factorization.

2011442311404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55873397549 (or 55873397544 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 27.

Adding to 2011442311404 its reverse (4041132441102), we get a palindrome (6052574752506).

The spelling of 2011442311404 in words is "two trillion, eleven billion, four hundred forty-two million, three hundred eleven thousand, four hundred four".