4042042131122 has 16 divisors (see below), whose sum is σ = 6211242975672. Its totient is φ = 1971632570880.

The previous prime is 4042042131107. The next prime is 4042042131137. The reversal of 4042042131122 is 2211312402404.

4042042131122 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 (4042042131107) and next prime (4042042131137).

It can be written as a sum of positive squares in 4 ways, for example, as 702245676001 + 3339796455121 = 838001^2 + 1827511^2 .

It is a junction number, because it is equal to n+sod(n) for n = 4042042131091 and 4042042131100.

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, 530798 + ... + 2892374.

Almost surely, 2^{4042042131122} is an apocalyptic number.

4042042131122 is a deficient number, since it is larger than the sum of its proper divisors (2169200844550).

4042042131122 is a wasteful number, since it uses less digits than its factorization.

4042042131122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2382493.

The product of its (nonzero) digits is 3072, while the sum is 26.

Adding to 4042042131122 its reverse (2211312402404), we get a palindrome (6253354533526).

The spelling of 4042042131122 in words is "four trillion, forty-two billion, forty-two million, one hundred thirty-one thousand, one hundred twenty-two".