2101310303 has 2 divisors, whose sum is σ = 2101310304. Its totient is φ = 2101310302.

The previous prime is 2101310273. The next prime is 2101310359. The reversal of 2101310303 is 3030131012.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2101310303 - 2¹⁶ = 2101244767 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2101310363) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1050655151 + 1050655152.

It is an arithmetic number, because the mean of its divisors is an integer number (1050655152).

Almost surely, 2^2101310303 is an apocalyptic number.

2101310303 is a deficient number, since it is larger than the sum of its proper divisors (1).

2101310303 is an equidigital number, since it uses as much as digits as its factorization.

2101310303 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 54, while the sum is 14.

The square root of 2101310303 is about 45840.0512979643. The cubic root of 2101310303 is about 1280.8454503614.

Adding to 2101310303 its reverse (3030131012), we get a palindrome (5131441315).

The spelling of 2101310303 in words is "two billion, one hundred one million, three hundred ten thousand, three hundred three".