1113220103 has 2 divisors, whose sum is σ = 1113220104. Its totient is φ = 1113220102.

The previous prime is 1113220093. The next prime is 1113220117. The reversal of 1113220103 is 3010223111.

It is an a-pointer prime, because the next prime (1113220117) can be obtained adding 1113220103 to its sum of digits (14).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1113220103 - 2⁶ = 1113220039 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1113220133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 556610051 + 556610052.

It is an arithmetic number, because the mean of its divisors is an integer number (556610052).

Almost surely, 2^1113220103 is an apocalyptic number.

1113220103 is a deficient number, since it is larger than the sum of its proper divisors (1).

1113220103 is an equidigital number, since it uses as much as digits as its factorization.

1113220103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36, while the sum is 14.

The square root of 1113220103 is about 33364.9532144135. The cubic root of 1113220103 is about 1036.3990672883.

Adding to 1113220103 its reverse (3010223111), we get a palindrome (4123443214).

The spelling of 1113220103 in words is "one billion, one hundred thirteen million, two hundred twenty thousand, one hundred three".