11220103203 has 16 divisors (see below), whose sum is σ = 15457305600. Its totient is φ = 7231940640.

The previous prime is 11220103187. The next prime is 11220103211. The reversal of 11220103203 is 30230102211.

It is not a de Polignac number, because 11220103203 - 2⁴ = 11220103187 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11220103253) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42988 + ... + 155846.

It is an arithmetic number, because the mean of its divisors is an integer number (966081600).

Almost surely, 2^11220103203 is an apocalyptic number.

11220103203 is a deficient number, since it is larger than the sum of its proper divisors (4237202397).

11220103203 is a wasteful number, since it uses less digits than its factorization.

11220103203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113962.

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

Adding to 11220103203 its reverse (30230102211), we get a palindrome (41450205414).

The spelling of 11220103203 in words is "eleven billion, two hundred twenty million, one hundred three thousand, two hundred three".