11220321003 has 8 divisors (see below), whose sum is σ = 15364764048. Its totient is φ = 7278045984.

The previous prime is 11220320953. The next prime is 11220321037. The reversal of 11220321003 is 30012302211.

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

It is not a de Polignac number, because 11220321003 - 2¹² = 11220316907 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11220321083) 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, 50541876 + ... + 50542097.

It is an arithmetic number, because the mean of its divisors is an integer number (1920595506).

Almost surely, 2^11220321003 is an apocalyptic number.

11220321003 is a deficient number, since it is larger than the sum of its proper divisors (4144443045).

11220321003 is a wasteful number, since it uses less digits than its factorization.

11220321003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101084013.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 11220321003 its reverse (30012302211), we get a palindrome (41232623214).

The spelling of 11220321003 in words is "eleven billion, two hundred twenty million, three hundred twenty-one thousand, three".