441120411331421 has 2 divisors, whose sum is σ = 441120411331422. Its totient is φ = 441120411331420.

The previous prime is 441120411331417. The next prime is 441120411331451. The reversal of 441120411331421 is 124133114021144.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 432960961905796 + 8159449425625 = 20807714^2 + 2856475^2 .

It is a cyclic number.

It is not a de Polignac number, because 441120411331421 - 2² = 441120411331417 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (441120411331451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 220560205665710 + 220560205665711.

It is an arithmetic number, because the mean of its divisors is an integer number (220560205665711).

Almost surely, 2^{441120411331421} is an apocalyptic number.

It is an amenable number.

441120411331421 is a deficient number, since it is larger than the sum of its proper divisors (1).

441120411331421 is an equidigital number, since it uses as much as digits as its factorization.

441120411331421 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9216, while the sum is 32.

Adding to 441120411331421 its reverse (124133114021144), we get a palindrome (565253525352565).

The spelling of 441120411331421 in words is "four hundred forty-one trillion, one hundred twenty billion, four hundred eleven million, three hundred thirty-one thousand, four hundred twenty-one".