13111333020011 has 8 divisors (see below), whose sum is σ = 13366957783824. Its totient is φ = 12856013483040.

The previous prime is 13111333019999. The next prime is 13111333020029. The reversal of 13111333020011 is 11002033311131.

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 13111333020011 - 2¹⁴ = 13111333003627 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13111333020211) 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, 76219961 + ... + 76391786.

It is an arithmetic number, because the mean of its divisors is an integer number (1670869722978).

Almost surely, 2^{13111333020011} is an apocalyptic number.

13111333020011 is a deficient number, since it is larger than the sum of its proper divisors (255624763813).

13111333020011 is a wasteful number, since it uses less digits than its factorization.

13111333020011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152613421.

The product of its (nonzero) digits is 162, while the sum is 20.

Adding to 13111333020011 its reverse (11002033311131), we get a palindrome (24113366331142).

The spelling of 13111333020011 in words is "thirteen trillion, one hundred eleven billion, three hundred thirty-three million, twenty thousand, eleven".