1100551220304 has 20 divisors (see below), whose sum is σ = 2843090652576. Its totient is φ = 366850406752.

The previous prime is 1100551220221. The next prime is 1100551220369. The reversal of 1100551220304 is 4030221550011.

It is a happy number.

It is a super-2 number, since 2×1100551220304² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 11464075164 + ... + 11464075259.

Almost surely, 2^{1100551220304} is an apocalyptic number.

It is an amenable number.

1100551220304 is an abundant number, since it is smaller than the sum of its proper divisors (1742539432272).

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

1100551220304 is a wasteful number, since it uses less digits than its factorization.

1100551220304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22928150434 (or 22928150428 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 24.

Adding to 1100551220304 its reverse (4030221550011), we get a palindrome (5130772770315).

The spelling of 1100551220304 in words is "one trillion, one hundred billion, five hundred fifty-one million, two hundred twenty thousand, three hundred four".