11221300203 has 4 divisors (see below), whose sum is σ = 14961733608. Its totient is φ = 7480866800.

The previous prime is 11221300183. The next prime is 11221300213. The reversal of 11221300203 is 30200312211.

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 11221300203 - 2¹³ = 11221292011 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11221300213) 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, 1870216698 + ... + 1870216703.

It is an arithmetic number, because the mean of its divisors is an integer number (3740433402).

Almost surely, 2^11221300203 is an apocalyptic number.

11221300203 is a deficient number, since it is larger than the sum of its proper divisors (3740433405).

11221300203 is an equidigital number, since it uses as much as digits as its factorization.

11221300203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3740433404.

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

Adding to 11221300203 its reverse (30200312211), we get a palindrome (41421612414).

The spelling of 11221300203 in words is "eleven billion, two hundred twenty-one million, three hundred thousand, two hundred three".