11113755321 has 16 divisors (see below), whose sum is σ = 15828865344. Its totient is φ = 6911622144.

The previous prime is 11113755307. The next prime is 11113755343. The reversal of 11113755321 is 12355731111.

It is not a de Polignac number, because 11113755321 - 2¹⁰ = 11113754297 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11113755421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 958471 + ... + 969996.

It is an arithmetic number, because the mean of its divisors is an integer number (989304084).

Almost surely, 2^11113755321 is an apocalyptic number.

It is an amenable number.

11113755321 is a deficient number, since it is larger than the sum of its proper divisors (4715110023).

11113755321 is a wasteful number, since it uses less digits than its factorization.

11113755321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1928600.

The product of its digits is 3150, while the sum is 30.

The spelling of 11113755321 in words is "eleven billion, one hundred thirteen million, seven hundred fifty-five thousand, three hundred twenty-one".