11600221105 has 24 divisors (see below), whose sum is σ = 15515881920. Its totient is φ = 8256937440.

The previous prime is 11600221091. The next prime is 11600221169. The reversal of 11600221105 is 50112200611.

It is a de Polignac number, because none of the positive numbers 2^k-11600221105 is a prime.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 73756 + ... + 169234.

It is an arithmetic number, because the mean of its divisors is an integer number (646495080).

Almost surely, 2^11600221105 is an apocalyptic number.

It is an amenable number.

11600221105 is a deficient number, since it is larger than the sum of its proper divisors (3915660815).

11600221105 is an equidigital number, since it uses as much as digits as its factorization.

11600221105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95589 (or 95542 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 19.

Adding to 11600221105 its reverse (50112200611), we get a palindrome (61712421716).

The spelling of 11600221105 in words is "eleven billion, six hundred million, two hundred twenty-one thousand, one hundred five".