1100321211330 has 72 divisors (see below), whose sum is σ = 3144554368956. Its totient is φ = 266744533440.

The previous prime is 1100321211317. The next prime is 1100321211331. The reversal of 1100321211330 is 331121230011.

1100321211330 is a `hidden beast` number, since 1 + 1 + 0 + 0 + 321 + 2 + 11 + 330 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 974684282121 + 125636929209 = 987261^2 + 354453^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (1100321211331) 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 35 ways as a sum of consecutive naturals, for example, 50508909 + ... + 50530688.

Almost surely, 2^{1100321211330} is an apocalyptic number.

1100321211330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1100321211330 is an abundant number, since it is smaller than the sum of its proper divisors (2044233157626).

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

1100321211330 is a wasteful number, since it uses less digits than its factorization.

1100321211330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101039632 (or 101039618 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 1100321211330 its reverse (331121230011), we get a palindrome (1431442441341).

The spelling of 1100321211330 in words is "one trillion, one hundred billion, three hundred twenty-one million, two hundred eleven thousand, three hundred thirty".