11143103321 has 8 divisors (see below), whose sum is σ = 12738236544. Its totient is φ = 9548785440.

The previous prime is 11143103281. The next prime is 11143103351. The reversal of 11143103321 is 12330134111.

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

It is a cyclic number.

It is not a de Polignac number, because 11143103321 - 2¹⁰ = 11143102297 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 11143103293 and 11143103302.

It is not an unprimeable number, because it can be changed into a prime (11143103351) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 174260 + ... + 229461.

It is an arithmetic number, because the mean of its divisors is an integer number (1592279568).

Almost surely, 2^11143103321 is an apocalyptic number.

It is an amenable number.

11143103321 is a deficient number, since it is larger than the sum of its proper divisors (1595133223).

11143103321 is an equidigital number, since it uses as much as digits as its factorization.

11143103321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 407671.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 11143103321 its reverse (12330134111), we get a palindrome (23473237432).

The spelling of 11143103321 in words is "eleven billion, one hundred forty-three million, one hundred three thousand, three hundred twenty-one".