11220304011 has 16 divisors (see below), whose sum is σ = 18103348224. Its totient is φ = 6034449024.

The previous prime is 11220304009. The next prime is 11220304027. The reversal of 11220304011 is 11040302211.

It is not a de Polignac number, because 11220304011 - 2¹ = 11220304009 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11220304001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15714355 + ... + 15715068.

It is an arithmetic number, because the mean of its divisors is an integer number (1131459264).

Almost surely, 2^11220304011 is an apocalyptic number.

11220304011 is a deficient number, since it is larger than the sum of its proper divisors (6883044213).

11220304011 is a wasteful number, since it uses less digits than its factorization.

11220304011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31429450.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 11220304011 its reverse (11040302211), we get a palindrome (22260606222).

The spelling of 11220304011 in words is "eleven billion, two hundred twenty million, three hundred four thousand, eleven".