20104443371 has 2 divisors, whose sum is σ = 20104443372. Its totient is φ = 20104443370.

The previous prime is 20104443367. The next prime is 20104443377. The reversal of 20104443371 is 17334440102.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20104443371 - 2² = 20104443367 is a prime.

It is not a weakly prime, because it can be changed into another prime (20104443377) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10052221685 + 10052221686.

It is an arithmetic number, because the mean of its divisors is an integer number (10052221686).

Almost surely, 2^20104443371 is an apocalyptic number.

20104443371 is a deficient number, since it is larger than the sum of its proper divisors (1).

20104443371 is an equidigital number, since it uses as much as digits as its factorization.

20104443371 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8064, while the sum is 29.

Adding to 20104443371 its reverse (17334440102), we get a palindrome (37438883473).

The spelling of 20104443371 in words is "twenty billion, one hundred four million, four hundred forty-three thousand, three hundred seventy-one".