20013321014411 has 4 divisors (see below), whose sum is σ = 21066653699400. Its totient is φ = 18959988329424.

The previous prime is 20013321014381. The next prime is 20013321014447. The reversal of 20013321014411 is 11441012331002.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 20013321014411 - 2³⁰ = 20012247272587 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20013321014711) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 526666342466 + ... + 526666342503.

It is an arithmetic number, because the mean of its divisors is an integer number (5266663424850).

Almost surely, 2^{20013321014411} is an apocalyptic number.

20013321014411 is a deficient number, since it is larger than the sum of its proper divisors (1053332684989).

20013321014411 is a wasteful number, since it uses less digits than its factorization.

20013321014411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1053332684988.

The product of its (nonzero) digits is 576, while the sum is 23.

Adding to 20013321014411 its reverse (11441012331002), we get a palindrome (31454333345413).

The spelling of 20013321014411 in words is "twenty trillion, thirteen billion, three hundred twenty-one million, fourteen thousand, four hundred eleven".