11100011321 has 8 divisors (see below), whose sum is σ = 12709180224. Its totient is φ = 9496705680.

The previous prime is 11100011309. The next prime is 11100011323. The reversal of 11100011321 is 12311000111.

It is a happy number.

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

It is not a de Polignac number, because 11100011321 - 2¹⁰ = 11100010297 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (11100011323) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1461755 + ... + 1469328.

It is an arithmetic number, because the mean of its divisors is an integer number (1588647528).

Almost surely, 2^11100011321 is an apocalyptic number.

It is an amenable number.

11100011321 is a deficient number, since it is larger than the sum of its proper divisors (1609168903).

11100011321 is an equidigital number, since it uses as much as digits as its factorization.

11100011321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2931631.

The product of its (nonzero) digits is 6, while the sum is 11.

Adding to 11100011321 its reverse (12311000111), we get a palindrome (23411011432).

The spelling of 11100011321 in words is "eleven billion, one hundred million, eleven thousand, three hundred twenty-one".