1020303101903 has 2 divisors, whose sum is σ = 1020303101904. Its totient is φ = 1020303101902.

The previous prime is 1020303101689. The next prime is 1020303101941. The reversal of 1020303101903 is 3091013030201.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1020303101903 - 2³² = 1016008134607 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1020303101003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 510151550951 + 510151550952.

It is an arithmetic number, because the mean of its divisors is an integer number (510151550952).

Almost surely, 2^{1020303101903} is an apocalyptic number.

1020303101903 is a deficient number, since it is larger than the sum of its proper divisors (1).

1020303101903 is an equidigital number, since it uses as much as digits as its factorization.

1020303101903 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 486, while the sum is 23.

The spelling of 1020303101903 in words is "one trillion, twenty billion, three hundred three million, one hundred one thousand, nine hundred three".