42021421241113 has 8 divisors (see below), whose sum is σ = 43881482873088. Its totient is φ = 40164113218944.

The previous prime is 42021421241069. The next prime is 42021421241209. The reversal of 42021421241113 is 31114212412024.

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

It is a de Polignac number, because none of the positive numbers 2^k-42021421241113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42021421241413) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 688371256 + ... + 688432297.

It is an arithmetic number, because the mean of its divisors is an integer number (5485185359136).

Almost surely, 2^{42021421241113} is an apocalyptic number.

It is an amenable number.

42021421241113 is a deficient number, since it is larger than the sum of its proper divisors (1860061631975).

42021421241113 is a wasteful number, since it uses less digits than its factorization.

42021421241113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1376804903.

The product of its (nonzero) digits is 3072, while the sum is 28.

Adding to 42021421241113 its reverse (31114212412024), we get a palindrome (73135633653137).

The spelling of 42021421241113 in words is "forty-two trillion, twenty-one billion, four hundred twenty-one million, two hundred forty-one thousand, one hundred thirteen".