2205111300 has 72 divisors (see below), whose sum is σ = 7291574976. Its totient is φ = 504024960.

The previous prime is 2205111299. The next prime is 2205111317. The reversal of 2205111300 is 31115022.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 2205111300.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 522927 + ... + 527126.

Almost surely, 2^2205111300 is an apocalyptic number.

2205111300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2205111300 is an abundant number, since it is smaller than the sum of its proper divisors (5086463676).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2205111300 is a wasteful number, since it uses less digits than its factorization.

2205111300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1050077 (or 1050070 counting only the distinct ones).

The product of its (nonzero) digits is 60, while the sum is 15.

The square root of 2205111300 is about 46958.6126285690. The cubic root of 2205111300 is about 1301.5978970705.

Adding to 2205111300 its reverse (31115022), we get a palindrome (2236226322).

The spelling of 2205111300 in words is "two billion, two hundred five million, one hundred eleven thousand, three hundred".