1200103120303 has 2 divisors, whose sum is σ = 1200103120304. Its totient is φ = 1200103120302.

The previous prime is 1200103120301. The next prime is 1200103120331. The reversal of 1200103120303 is 3030213010021.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1200103120303 - 2¹ = 1200103120301 is a prime.

Together with 1200103120301, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1200103120301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 600051560151 + 600051560152.

It is an arithmetic number, because the mean of its divisors is an integer number (600051560152).

Almost surely, 2^{1200103120303} is an apocalyptic number.

1200103120303 is a deficient number, since it is larger than the sum of its proper divisors (1).

1200103120303 is an equidigital number, since it uses as much as digits as its factorization.

1200103120303 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 1200103120303 its reverse (3030213010021), we get a palindrome (4230316130324).

The spelling of 1200103120303 in words is "one trillion, two hundred billion, one hundred three million, one hundred twenty thousand, three hundred three".