1020303112103 has 16 divisors (see below), whose sum is σ = 1119250628352. Its totient is φ = 922394928000.

The previous prime is 1020303112097. The next prime is 1020303112121. The reversal of 1020303112103 is 3012113030201.

It is a cyclic number.

It is not a de Polignac number, because 1020303112103 - 2²⁴ = 1020286334887 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 (1020303112163) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2658863 + ... + 3018303.

It is an arithmetic number, because the mean of its divisors is an integer number (69953164272).

Almost surely, 2^{1020303112103} is an apocalyptic number.

1020303112103 is a deficient number, since it is larger than the sum of its proper divisors (98947516249).

1020303112103 is a wasteful number, since it uses less digits than its factorization.

1020303112103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 360886.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 1020303112103 its reverse (3012113030201), we get a palindrome (4032416142304).

The spelling of 1020303112103 in words is "one trillion, twenty billion, three hundred three million, one hundred twelve thousand, one hundred three".