42112141321 has 8 divisors (see below), whose sum is σ = 43083201024. Its totient is φ = 41151579840.

The previous prime is 42112141283. The next prime is 42112141333. The reversal of 42112141321 is 12314121124.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 42112141321 - 2⁹ = 42112140809 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 42112141292 and 42112141301.

It is not an unprimeable number, because it can be changed into a prime (42112141361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2616441 + ... + 2632486.

It is an arithmetic number, because the mean of its divisors is an integer number (5385400128).

Almost surely, 2^42112141321 is an apocalyptic number.

It is an amenable number.

42112141321 is a deficient number, since it is larger than the sum of its proper divisors (971059703).

42112141321 is a wasteful number, since it uses less digits than its factorization.

42112141321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5249111.

The product of its digits is 384, while the sum is 22.

Adding to 42112141321 its reverse (12314121124), we get a palindrome (54426262445).

The spelling of 42112141321 in words is "forty-two billion, one hundred twelve million, one hundred forty-one thousand, three hundred twenty-one".