4021442241012 has 144 divisors (see below), whose sum is σ = 11744729348352. Its totient is φ = 1136424038400.

The previous prime is 4021442241007. The next prime is 4021442241023. The reversal of 4021442241012 is 2101422441204.

4021442241012 is a `hidden beast` number, since 4 + 0 + 214 + 4 + 22 + 410 + 12 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 24530388 + ... + 24693780.

Almost surely, 2^{4021442241012} is an apocalyptic number.

4021442241012 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4021442241012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5872364674176).

4021442241012 is an abundant number, since it is smaller than the sum of its proper divisors (7723287107340).

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

4021442241012 is a wasteful number, since it uses less digits than its factorization.

4021442241012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164478 (or 164473 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 27.

Adding to 4021442241012 its reverse (2101422441204), we get a palindrome (6122864682216).

The spelling of 4021442241012 in words is "four trillion, twenty-one billion, four hundred forty-two million, two hundred forty-one thousand, twelve".