11221130103 has 32 divisors (see below), whose sum is σ = 15525252096. Its totient is φ = 7204474368.

The previous prime is 11221130099. The next prime is 11221130147. The reversal of 11221130103 is 30103112211.

It is a happy number.

It is not a de Polignac number, because 11221130103 - 2² = 11221130099 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11221130153) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5629275 + ... + 5631267.

It is an arithmetic number, because the mean of its divisors is an integer number (485164128).

Almost surely, 2^11221130103 is an apocalyptic number.

11221130103 is a deficient number, since it is larger than the sum of its proper divisors (4304121993).

11221130103 is a wasteful number, since it uses less digits than its factorization.

11221130103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2663.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 11221130103 its reverse (30103112211), we get a palindrome (41324242314).

It can be divided in two parts, 112211 and 30103, that multiplied together give a palindrome (3377887733).

The spelling of 11221130103 in words is "eleven billion, two hundred twenty-one million, one hundred thirty thousand, one hundred three".