20005314043411 has 16 divisors (see below), whose sum is σ = 21097329136128. Its totient is φ = 18931948358400.

The previous prime is 20005314043369. The next prime is 20005314043423. The reversal of 20005314043411 is 11434041350002.

It is a cyclic number.

It is not a de Polignac number, because 20005314043411 - 2⁷ = 20005314043283 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 20005314043411.

It is not an unprimeable number, because it can be changed into a prime (20005314043111) 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, 5228506 + ... + 8206576.

It is an arithmetic number, because the mean of its divisors is an integer number (1318583071008).

Almost surely, 2^{20005314043411} is an apocalyptic number.

20005314043411 is a deficient number, since it is larger than the sum of its proper divisors (1092015092717).

20005314043411 is a wasteful number, since it uses less digits than its factorization.

20005314043411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2981202.

The product of its (nonzero) digits is 5760, while the sum is 28.

Adding to 20005314043411 its reverse (11434041350002), we get a palindrome (31439355393413).

The spelling of 20005314043411 in words is "twenty trillion, five billion, three hundred fourteen million, forty-three thousand, four hundred eleven".