20042103011311 has 8 divisors (see below), whose sum is σ = 20130926487984. Its totient is φ = 19953284204160.

The previous prime is 20042103011261. The next prime is 20042103011327. The reversal of 20042103011311 is 11311030124002.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 20042103011311 - 2²⁵ = 20042069456879 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20042103011341) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7580791 + ... + 9876871.

It is an arithmetic number, because the mean of its divisors is an integer number (2516365810998).

Almost surely, 2^{20042103011311} is an apocalyptic number.

20042103011311 is a deficient number, since it is larger than the sum of its proper divisors (88823476673).

20042103011311 is a wasteful number, since it uses less digits than its factorization.

20042103011311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2334761.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 20042103011311 its reverse (11311030124002), we get a palindrome (31353133135313).

The spelling of 20042103011311 in words is "twenty trillion, forty-two billion, one hundred three million, eleven thousand, three hundred eleven".