11221000000003 has 4 divisors (see below), whose sum is σ = 11227982577840. Its totient is φ = 11214017422168.

The previous prime is 11220999999947. The next prime is 11221000000009. The reversal of 11221000000003 is 30000000012211.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11221000000003 - 2⁹ = 11220999999491 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11221000000009) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3491286508 + ... + 3491289721.

It is an arithmetic number, because the mean of its divisors is an integer number (2806995644460).

Almost surely, 2^{11221000000003} is an apocalyptic number.

11221000000003 is a deficient number, since it is larger than the sum of its proper divisors (6982577837).

11221000000003 is an equidigital number, since it uses as much as digits as its factorization.

11221000000003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6982577836.

The product of its (nonzero) digits is 12, while the sum is 10.

Adding to 11221000000003 its reverse (30000000012211), we get a palindrome (41221000012214).

The spelling of 11221000000003 in words is "eleven trillion, two hundred twenty-one billion, three", and thus it is an aban number.