11116223605 has 16 divisors (see below), whose sum is σ = 13669705728. Its totient is φ = 8672976000.

The previous prime is 11116223597. The next prime is 11116223609. The reversal of 11116223605 is 50632261111.

It is not a de Polignac number, because 11116223605 - 2³ = 11116223597 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11116223609) 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, 687160 + ... + 703150.

It is an arithmetic number, because the mean of its divisors is an integer number (854356608).

Almost surely, 2^11116223605 is an apocalyptic number.

It is an amenable number.

11116223605 is a deficient number, since it is larger than the sum of its proper divisors (2553482123).

11116223605 is a wasteful number, since it uses less digits than its factorization.

11116223605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19428.

The product of its (nonzero) digits is 2160, while the sum is 28.

Adding to 11116223605 its reverse (50632261111), we get a palindrome (61748484716).

The spelling of 11116223605 in words is "eleven billion, one hundred sixteen million, two hundred twenty-three thousand, six hundred five".