1100220300 has 72 divisors (see below), whose sum is σ = 3537013200. Its totient is φ = 293391360.

The previous prime is 1100220223. The next prime is 1100220301. The reversal of 1100220300 is 30220011.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is not an unprimeable number, because it can be changed into a prime (1100220301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 201045 + ... + 206444.

Almost surely, 2^1100220300 is an apocalyptic number.

1100220300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1100220300 is an abundant number, since it is smaller than the sum of its proper divisors (2436792900).

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

1100220300 is a wasteful number, since it uses less digits than its factorization.

1100220300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 407512 (or 407499 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 9.

The square root of 1100220300 is about 33169.5688847474. The cubic root of 1100220300 is about 1032.3490233745.

Adding to 1100220300 its reverse (30220011), we get a palindrome (1130440311).

The spelling of 1100220300 in words is "one billion, one hundred million, two hundred twenty thousand, three hundred".