1020323434303 has 2 divisors, whose sum is σ = 1020323434304. Its totient is φ = 1020323434302.

The previous prime is 1020323434283. The next prime is 1020323434349. The reversal of 1020323434303 is 3034343230201.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1020323434303 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1020323434003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 510161717151 + 510161717152.

It is an arithmetic number, because the mean of its divisors is an integer number (510161717152).

Almost surely, 2^{1020323434303} is an apocalyptic number.

1020323434303 is a deficient number, since it is larger than the sum of its proper divisors (1).

1020323434303 is an equidigital number, since it uses as much as digits as its factorization.

1020323434303 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15552, while the sum is 28.

Adding to 1020323434303 its reverse (3034343230201), we get a palindrome (4054666664504).

The spelling of 1020323434303 in words is "one trillion, twenty billion, three hundred twenty-three million, four hundred thirty-four thousand, three hundred three".