2421210013441 has 2 divisors, whose sum is σ = 2421210013442. Its totient is φ = 2421210013440.

The previous prime is 2421210013433. The next prime is 2421210013493. The reversal of 2421210013441 is 1443100121242.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2239048359025 + 182161654416 = 1496345^2 + 426804^2 .

It is a cyclic number.

It is not a de Polignac number, because 2421210013441 - 2³ = 2421210013433 is a prime.

It is not a weakly prime, because it can be changed into another prime (2421210013421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1210605006720 + 1210605006721.

It is an arithmetic number, because the mean of its divisors is an integer number (1210605006721).

Almost surely, 2^{2421210013441} is an apocalyptic number.

It is an amenable number.

2421210013441 is a deficient number, since it is larger than the sum of its proper divisors (1).

2421210013441 is an equidigital number, since it uses as much as digits as its factorization.

2421210013441 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1536, while the sum is 25.

Adding to 2421210013441 its reverse (1443100121242), we get a palindrome (3864310134683).

The spelling of 2421210013441 in words is "two trillion, four hundred twenty-one billion, two hundred ten million, thirteen thousand, four hundred forty-one".