20243321341 has 4 divisors (see below), whose sum is σ = 20790438172. Its totient is φ = 19696204512.

The previous prime is 20243321339. The next prime is 20243321359. The reversal of 20243321341 is 14312334202.

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 10210294116 + 10033027225 = 101046^2 + 100165^2 .

It is a cyclic number.

It is not a de Polignac number, because 20243321341 - 2¹ = 20243321339 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 (20243321641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 273558360 + ... + 273558433.

It is an arithmetic number, because the mean of its divisors is an integer number (5197609543).

Almost surely, 2^20243321341 is an apocalyptic number.

It is an amenable number.

20243321341 is a deficient number, since it is larger than the sum of its proper divisors (547116831).

20243321341 is an equidigital number, since it uses as much as digits as its factorization.

20243321341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 547116830.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 20243321341 its reverse (14312334202), we get a palindrome (34555655543).

The spelling of 20243321341 in words is "twenty billion, two hundred forty-three million, three hundred twenty-one thousand, three hundred forty-one".