1113321112011 has 6 divisors (see below), whose sum is σ = 1608130495140. Its totient is φ = 742214074668.

The previous prime is 1113321111949. The next prime is 1113321112021. The reversal of 1113321112011 is 1102111233111.

It is not a de Polignac number, because 1113321112011 - 2¹⁹ = 1113320587723 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1113321112021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 61851172881 + ... + 61851172898.

It is an arithmetic number, because the mean of its divisors is an integer number (268021749190).

Almost surely, 2^{1113321112011} is an apocalyptic number.

1113321112011 is a deficient number, since it is larger than the sum of its proper divisors (494809383129).

1113321112011 is a wasteful number, since it uses less digits than its factorization.

1113321112011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123702345785 (or 123702345782 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 18.

Adding to 1113321112011 its reverse (1102111233111), we get a palindrome (2215432345122).

The spelling of 1113321112011 in words is "one trillion, one hundred thirteen billion, three hundred twenty-one million, one hundred twelve thousand, eleven".