12011444042 has 16 divisors (see below), whose sum is σ = 19420427040. Its totient is φ = 5538793392.

The previous prime is 12011444021. The next prime is 12011444063. The reversal of 12011444042 is 24044411021.

12011444042 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (12011444021) and next prime (12011444063).

It is a junction number, because it is equal to n+sod(n) for n = 12011443999 and 12011444017.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 176492 + ... + 234887.

It is an arithmetic number, because the mean of its divisors is an integer number (1213776690).

Almost surely, 2^12011444042 is an apocalyptic number.

12011444042 is a deficient number, since it is larger than the sum of its proper divisors (7408982998).

12011444042 is a wasteful number, since it uses less digits than its factorization.

12011444042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 412517.

The product of its (nonzero) digits is 1024, while the sum is 23.

Adding to 12011444042 its reverse (24044411021), we get a palindrome (36055855063).

The spelling of 12011444042 in words is "twelve billion, eleven million, four hundred forty-four thousand, forty-two".