1031302111103 has 12 divisors (see below), whose sum is σ = 1134125011824. Its totient is φ = 937096617600.

The previous prime is 1031302111087. The next prime is 1031302111121. The reversal of 1031302111103 is 3011112031301.

It is not a de Polignac number, because 1031302111103 - 2⁴ = 1031302111087 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1031302111153) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1796051 + ... + 2299652.

It is an arithmetic number, because the mean of its divisors is an integer number (94510417652).

Almost surely, 2^{1031302111103} is an apocalyptic number.

1031302111103 is a deficient number, since it is larger than the sum of its proper divisors (102822900721).

1031302111103 is a wasteful number, since it uses less digits than its factorization.

1031302111103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4097806 (or 4097795 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 17.

Adding to 1031302111103 its reverse (3011112031301), we get a palindrome (4042414142404).

The spelling of 1031302111103 in words is "one trillion, thirty-one billion, three hundred two million, one hundred eleven thousand, one hundred three".