4021424442141 has 4 divisors (see below), whose sum is σ = 5361899256192. Its totient is φ = 2680949628092.

The previous prime is 4021424442059. The next prime is 4021424442173. The reversal of 4021424442141 is 1412444241204.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4021424442141 - 2²³ = 4021416053533 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4021424440141) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 670237407021 + ... + 670237407026.

It is an arithmetic number, because the mean of its divisors is an integer number (1340474814048).

Almost surely, 2^{4021424442141} is an apocalyptic number.

It is an amenable number.

4021424442141 is a deficient number, since it is larger than the sum of its proper divisors (1340474814051).

4021424442141 is a wasteful number, since it uses less digits than its factorization.

4021424442141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1340474814050.

The product of its (nonzero) digits is 32768, while the sum is 33.

Adding to 4021424442141 its reverse (1412444241204), we get a palindrome (5433868683345).

The spelling of 4021424442141 in words is "four trillion, twenty-one billion, four hundred twenty-four million, four hundred forty-two thousand, one hundred forty-one".