42241121340044 has 144 divisors (see below), whose sum is σ = 89026715463840. Its totient is φ = 17442553497600.

The previous prime is 42241121340043. The next prime is 42241121340091. The reversal of 42241121340044 is 44004312114224.

It is a super-2 number, since 2×42241121340044² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (42241121340043) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 827242274 + ... + 827293334.

It is an arithmetic number, because the mean of its divisors is an integer number (618241079610).

Almost surely, 2^{42241121340044} is an apocalyptic number.

42241121340044 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

42241121340044 is an abundant number, since it is smaller than the sum of its proper divisors (46785594123796).

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

42241121340044 is a wasteful number, since it uses less digits than its factorization.

42241121340044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54600 (or 54587 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 32.

Adding to 42241121340044 its reverse (44004312114224), we get a palindrome (86245433454268).

The spelling of 42241121340044 in words is "forty-two trillion, two hundred forty-one billion, one hundred twenty-one million, three hundred forty thousand, forty-four".