1030103111903 has 2 divisors, whose sum is σ = 1030103111904. Its totient is φ = 1030103111902.

The previous prime is 1030103111899. The next prime is 1030103111923. The reversal of 1030103111903 is 3091113010301.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1030103111903 - 2² = 1030103111899 is a prime.

It is a super-2 number, since 2×1030103111903² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1030103111923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 515051555951 + 515051555952.

It is an arithmetic number, because the mean of its divisors is an integer number (515051555952).

Almost surely, 2^{1030103111903} is an apocalyptic number.

1030103111903 is a deficient number, since it is larger than the sum of its proper divisors (1).

1030103111903 is an equidigital number, since it uses as much as digits as its factorization.

1030103111903 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 243, while the sum is 23.

The spelling of 1030103111903 in words is "one trillion, thirty billion, one hundred three million, one hundred eleven thousand, nine hundred three".