20113141441 has 2 divisors, whose sum is σ = 20113141442. Its totient is φ = 20113141440.

The previous prime is 20113141427. The next prime is 20113141457. The reversal of 20113141441 is 14414131102.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10763025025 + 9350116416 = 103745^2 + 96696^2 .

It is a cyclic number.

It is not a de Polignac number, because 20113141441 - 2¹¹ = 20113139393 is a prime.

It is not a weakly prime, because it can be changed into another prime (20113141421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10056570720 + 10056570721.

It is an arithmetic number, because the mean of its divisors is an integer number (10056570721).

Almost surely, 2^20113141441 is an apocalyptic number.

It is an amenable number.

20113141441 is a deficient number, since it is larger than the sum of its proper divisors (1).

20113141441 is an equidigital number, since it uses as much as digits as its factorization.

20113141441 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 384, while the sum is 22.

Adding to 20113141441 its reverse (14414131102), we get a palindrome (34527272543).

The spelling of 20113141441 in words is "twenty billion, one hundred thirteen million, one hundred forty-one thousand, four hundred forty-one".