1011303103103 has 2 divisors, whose sum is σ = 1011303103104. Its totient is φ = 1011303103102.

The previous prime is 1011303103007. The next prime is 1011303103169. The reversal of 1011303103103 is 3013013031101.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1011303103103 - 2²⁰ = 1011302054527 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1011303103193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 505651551551 + 505651551552.

It is an arithmetic number, because the mean of its divisors is an integer number (505651551552).

Almost surely, 2^{1011303103103} is an apocalyptic number.

1011303103103 is a deficient number, since it is larger than the sum of its proper divisors (1).

1011303103103 is an equidigital number, since it uses as much as digits as its factorization.

1011303103103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 81, while the sum is 17.

Adding to 1011303103103 its reverse (3013013031101), we get a palindrome (4024316134204).

The spelling of 1011303103103 in words is "one trillion, eleven billion, three hundred three million, one hundred three thousand, one hundred three".