1100321220111 has 8 divisors (see below), whose sum is σ = 1469274895920. Its totient is φ = 732457512192.

The previous prime is 1100321220091. The next prime is 1100321220113. The reversal of 1100321220111 is 1110221230011.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1100321220111 - 2¹³ = 1100321211919 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1100321220113) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 272489616 + ... + 272493653.

It is an arithmetic number, because the mean of its divisors is an integer number (183659361990).

Almost surely, 2^{1100321220111} is an apocalyptic number.

1100321220111 is a deficient number, since it is larger than the sum of its proper divisors (368953675809).

1100321220111 is an equidigital number, since it uses as much as digits as its factorization.

1100321220111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 544983945.

The product of its (nonzero) digits is 24, while the sum is 15.

Adding to 1100321220111 its reverse (1110221230011), we get a palindrome (2210542450122).

The spelling of 1100321220111 in words is "one trillion, one hundred billion, three hundred twenty-one million, two hundred twenty thousand, one hundred eleven".