1020000103 has 2 divisors, whose sum is σ = 1020000104. Its totient is φ = 1020000102.

The previous prime is 1020000061. The next prime is 1020000109. The reversal of 1020000103 is 3010000201.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1020000103 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1020000109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 510000051 + 510000052.

It is an arithmetic number, because the mean of its divisors is an integer number (510000052).

Almost surely, 2^1020000103 is an apocalyptic number.

1020000103 is a deficient number, since it is larger than the sum of its proper divisors (1).

1020000103 is an equidigital number, since it uses as much as digits as its factorization.

1020000103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6, while the sum is 7.

The square root of 1020000103 is about 31937.4404578701. The cubic root of 1020000103 is about 1006.6227434432.

Adding to 1020000103 its reverse (3010000201), we get a palindrome (4030000304).

The spelling of 1020000103 in words is "one billion, twenty million, one hundred three", and thus it is an aban number.