11220103 has 2 divisors, whose sum is σ = 11220104. Its totient is φ = 11220102.

The previous prime is 11220091. The next prime is 11220107. The reversal of 11220103 is 30102211.

11220103 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is an emirp because it is prime and its reverse (30102211) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11220103 - 2⁹ = 11219591 is a prime.

It is a super-2 number, since 2×11220103² = 251781422661218, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11220103.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11220107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5610051 + 5610052.

It is an arithmetic number, because the mean of its divisors is an integer number (5610052).

Almost surely, 2^11220103 is an apocalyptic number.

11220103 is a deficient number, since it is larger than the sum of its proper divisors (1).

11220103 is an equidigital number, since it uses as much as digits as its factorization.

11220103 is an evil number, because the sum of its binary digits is even.

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

The square root of 11220103 is about 3349.6422197005. The cubic root of 11220103 is about 223.8715715231.

Adding to 11220103 its reverse (30102211), we get a palindrome (41322314).

The spelling of 11220103 in words is "eleven million, two hundred twenty thousand, one hundred three".