4042110310021 has 8 divisors (see below), whose sum is σ = 4624907549184. Its totient is φ = 3460651298160.

The previous prime is 4042110310001. The next prime is 4042110310027. The reversal of 4042110310021 is 1200130112404.

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-4042110310021 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4042110310027) 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, 334550350 + ... + 334562431.

It is an arithmetic number, because the mean of its divisors is an integer number (578113443648).

Almost surely, 2^{4042110310021} is an apocalyptic number.

It is an amenable number.

4042110310021 is a deficient number, since it is larger than the sum of its proper divisors (582797239163).

4042110310021 is an equidigital number, since it uses as much as digits as its factorization.

4042110310021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 669113651.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 4042110310021 its reverse (1200130112404), we get a palindrome (5242240422425).

The spelling of 4042110310021 in words is "four trillion, forty-two billion, one hundred ten million, three hundred ten thousand, twenty-one".