1100331123200 has 60 divisors (see below), whose sum is σ = 2726156352810. Its totient is φ = 440132444160.

The previous prime is 1100331123181. The next prime is 1100331123251. The reversal of 1100331123200 is 23211330011.

It can be written as a sum of positive squares in 3 ways, for example, as 885435832576 + 214895290624 = 940976^2 + 463568^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 42968885 + ... + 42994484.

Almost surely, 2^{1100331123200} is an apocalyptic number.

1100331123200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1100331123200 is an abundant number, since it is smaller than the sum of its proper divisors (1625825229610).

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

1100331123200 is an frugal number, since it uses more digits than its factorization.

1100331123200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85963397 (or 85963376 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 1100331123200 its reverse (23211330011), we get a palindrome (1123542453211).

The spelling of 1100331123200 in words is "one trillion, one hundred billion, three hundred thirty-one million, one hundred twenty-three thousand, two hundred".