4042442121132 has 24 divisors (see below), whose sum is σ = 9432951370416. Its totient is φ = 1347396932608.

The previous prime is 4042442121121. The next prime is 4042442121143. The reversal of 4042442121132 is 2311212442404.

It is an interprime number because it is at equal distance from previous prime (4042442121121) and next prime (4042442121143).

It is a super-2 number, since 2×4042442121132² (a number of 26 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 4042442121132.

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, 10270593 + ... + 10656920.

It is an arithmetic number, because the mean of its divisors is an integer number (393039640434).

Almost surely, 2^{4042442121132} is an apocalyptic number.

It is an amenable number.

4042442121132 is an abundant number, since it is smaller than the sum of its proper divisors (5390509249284).

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

4042442121132 is a wasteful number, since it uses less digits than its factorization.

4042442121132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20943617 (or 20943615 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 30.

Adding to 4042442121132 its reverse (2311212442404), we get a palindrome (6353654563536).

The spelling of 4042442121132 in words is "four trillion, forty-two billion, four hundred forty-two million, one hundred twenty-one thousand, one hundred thirty-two".