20013030113111 has 8 divisors (see below), whose sum is σ = 23660725257120. Its totient is φ = 16562507679648.

The previous prime is 20013030113093. The next prime is 20013030113117. The reversal of 20013030113111 is 11131103031002.

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

It is not a de Polignac number, because 20013030113111 - 2³⁰ = 20011956371287 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 20013030113111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20013030113117) 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, 49293177416 + ... + 49293177821.

It is an arithmetic number, because the mean of its divisors is an integer number (2957590657140).

Almost surely, 2^{20013030113111} is an apocalyptic number.

20013030113111 is a deficient number, since it is larger than the sum of its proper divisors (3647695144009).

20013030113111 is an equidigital number, since it uses as much as digits as its factorization.

20013030113111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98586355273.

The product of its (nonzero) digits is 54, while the sum is 17.

Adding to 20013030113111 its reverse (11131103031002), we get a palindrome (31144133144113).

The spelling of 20013030113111 in words is "twenty trillion, thirteen billion, thirty million, one hundred thirteen thousand, one hundred eleven".