1113211103 has 2 divisors, whose sum is σ = 1113211104. Its totient is φ = 1113211102.

The previous prime is 1113211087. The next prime is 1113211117. The reversal of 1113211103 is 3011123111.

It is a happy number.

It is an a-pointer prime, because the next prime (1113211117) can be obtained adding 1113211103 to its sum of digits (14).

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1113211103 - 2⁴ = 1113211087 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1113210103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 556605551 + 556605552.

It is an arithmetic number, because the mean of its divisors is an integer number (556605552).

Almost surely, 2^1113211103 is an apocalyptic number.

1113211103 is a deficient number, since it is larger than the sum of its proper divisors (1).

1113211103 is an equidigital number, since it uses as much as digits as its factorization.

1113211103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18, while the sum is 14.

The square root of 1113211103 is about 33364.8183420800. The cubic root of 1113211103 is about 1036.3962743046.

Adding to 1113211103 its reverse (3011123111), we get a palindrome (4124334214).

The spelling of 1113211103 in words is "one billion, one hundred thirteen million, two hundred eleven thousand, one hundred three".