4241231412421 has 4 divisors (see below), whose sum is σ = 4387480771500. Its totient is φ = 4094982053344.

The previous prime is 4241231412409. The next prime is 4241231412463. The reversal of 4241231412421 is 1242141321424.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2224587165025 + 2016644247396 = 1491505^2 + 1420086^2 .

It is a cyclic number.

It is not a de Polignac number, because 4241231412421 - 2⁹ = 4241231411909 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 (4241231412221) 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, 73124679496 + ... + 73124679553.

It is an arithmetic number, because the mean of its divisors is an integer number (1096870192875).

Almost surely, 2^{4241231412421} is an apocalyptic number.

It is an amenable number.

4241231412421 is a deficient number, since it is larger than the sum of its proper divisors (146249359079).

4241231412421 is a wasteful number, since it uses less digits than its factorization.

4241231412421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146249359078.

The product of its digits is 12288, while the sum is 31.

Adding to 4241231412421 its reverse (1242141321424), we get a palindrome (5483372733845).

The spelling of 4241231412421 in words is "four trillion, two hundred forty-one billion, two hundred thirty-one million, four hundred twelve thousand, four hundred twenty-one".