13110111241021 has 8 divisors (see below), whose sum is σ = 13390762965120. Its totient is φ = 12829530899808.

The previous prime is 13110111241001. The next prime is 13110111241039. The reversal of 13110111241021 is 12014211101131.

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 13110111241021 - 2³¹ = 13107963757373 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 13110111241021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13110111241001) 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, 17474391 + ... + 18209188.

It is an arithmetic number, because the mean of its divisors is an integer number (1673845370640).

Almost surely, 2^{13110111241021} is an apocalyptic number.

It is an amenable number.

13110111241021 is a deficient number, since it is larger than the sum of its proper divisors (280651724099).

13110111241021 is an equidigital number, since it uses as much as digits as its factorization.

13110111241021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35691443.

The product of its (nonzero) digits is 48, while the sum is 19.

Adding to 13110111241021 its reverse (12014211101131), we get a palindrome (25124322342152).

The spelling of 13110111241021 in words is "thirteen trillion, one hundred ten billion, one hundred eleven million, two hundred forty-one thousand, twenty-one".