20441301121 has 2 divisors, whose sum is σ = 20441301122. Its totient is φ = 20441301120.

The previous prime is 20441301077. The next prime is 20441301229. The reversal of 20441301121 is 12110314402.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10545030721 + 9896270400 = 102689^2 + 99480^2 .

It is a cyclic number.

It is not a de Polignac number, because 20441301121 - 2¹³ = 20441292929 is a prime.

It is not a weakly prime, because it can be changed into another prime (20441361121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10220650560 + 10220650561.

It is an arithmetic number, because the mean of its divisors is an integer number (10220650561).

Almost surely, 2^20441301121 is an apocalyptic number.

It is an amenable number.

20441301121 is a deficient number, since it is larger than the sum of its proper divisors (1).

20441301121 is an equidigital number, since it uses as much as digits as its factorization.

20441301121 is an odious number, because the sum of its binary digits is odd.

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

Adding to 20441301121 its reverse (12110314402), we get a palindrome (32551615523).

The spelling of 20441301121 in words is "twenty billion, four hundred forty-one million, three hundred one thousand, one hundred twenty-one".