20104143411 has 16 divisors (see below), whose sum is σ = 29245559040. Its totient is φ = 12183009120.

The previous prime is 20104143403. The next prime is 20104143427. The reversal of 20104143411 is 11434140102.

It is not a de Polignac number, because 20104143411 - 2³ = 20104143403 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20104143461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 338610 + ... + 393528.

It is an arithmetic number, because the mean of its divisors is an integer number (1827847440).

Almost surely, 2^20104143411 is an apocalyptic number.

20104143411 is a deficient number, since it is larger than the sum of its proper divisors (9141415629).

20104143411 is a wasteful number, since it uses less digits than its factorization.

20104143411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66026.

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 20104143411 its reverse (11434140102), we get a palindrome (31538283513).

The spelling of 20104143411 in words is "twenty billion, one hundred four million, one hundred forty-three thousand, four hundred eleven".