13111111122033 has 16 divisors (see below), whose sum is σ = 18488770668800. Its totient is φ = 8241456721680.

The previous prime is 13111111121987. The next prime is 13111111122061. The reversal of 13111111122033 is 33022111111131.

It is a de Polignac number, because none of the positive numbers 2^k-13111111122033 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13111111142033) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 545057863 + ... + 545081916.

It is an arithmetic number, because the mean of its divisors is an integer number (1155548166800).

Almost surely, 2^{13111111122033} is an apocalyptic number.

It is an amenable number.

13111111122033 is a deficient number, since it is larger than the sum of its proper divisors (5377659546767).

13111111122033 is a wasteful number, since it uses less digits than its factorization.

13111111122033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1090140012.

The product of its (nonzero) digits is 108, while the sum is 21.

Adding to 13111111122033 its reverse (33022111111131), we get a palindrome (46133222233164).

The spelling of 13111111122033 in words is "thirteen trillion, one hundred eleven billion, one hundred eleven million, one hundred twenty-two thousand, thirty-three".