13311140011021 has 4 divisors (see below), whose sum is σ = 13319949502944. Its totient is φ = 13302330519100.

The previous prime is 13311140011007. The next prime is 13311140011027. The reversal of 13311140011021 is 12011004111331.

13311140011021 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 13311140011021 - 2⁷ = 13311140010893 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 13311140011021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13311140011027) 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, 4404743695 + ... + 4404746716.

It is an arithmetic number, because the mean of its divisors is an integer number (3329987375736).

Almost surely, 2^{13311140011021} is an apocalyptic number.

It is an amenable number.

13311140011021 is a deficient number, since it is larger than the sum of its proper divisors (8809491923).

13311140011021 is an equidigital number, since it uses as much as digits as its factorization.

13311140011021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8809491922.

The product of its (nonzero) digits is 72, while the sum is 19.

Adding to 13311140011021 its reverse (12011004111331), we get a palindrome (25322144122352).

The spelling of 13311140011021 in words is "thirteen trillion, three hundred eleven billion, one hundred forty million, eleven thousand, twenty-one".