20143104411 has 16 divisors (see below), whose sum is σ = 26925062400. Its totient is φ = 13394972448.

The previous prime is 20143104379. The next prime is 20143104419. The reversal of 20143104411 is 11440134102.

It is not a de Polignac number, because 20143104411 - 2⁵ = 20143104379 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20143104419) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5414410 + ... + 5418128.

It is an arithmetic number, because the mean of its divisors is an integer number (1682816400).

Almost surely, 2^20143104411 is an apocalyptic number.

20143104411 is a deficient number, since it is larger than the sum of its proper divisors (6781957989).

20143104411 is a wasteful number, since it uses less digits than its factorization.

20143104411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7778.

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

Adding to 20143104411 its reverse (11440134102), we get a palindrome (31583238513).

The spelling of 20143104411 in words is "twenty billion, one hundred forty-three million, one hundred four thousand, four hundred eleven".