3203305215073 has 2 divisors, whose sum is σ = 3203305215074. Its totient is φ = 3203305215072.

The previous prime is 3203305215059. The next prime is 3203305215169. The reversal of 3203305215073 is 3705125033023.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3100670200384 + 102635014689 = 1760872^2 + 320367^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3203305215073 is a prime.

It is a super-2 number, since 2×3203305215073² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3203305210073) 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, 1601652607536 + 1601652607537.

It is an arithmetic number, because the mean of its divisors is an integer number (1601652607537).

Almost surely, 2^{3203305215073} is an apocalyptic number.

It is an amenable number.

3203305215073 is a deficient number, since it is larger than the sum of its proper divisors (1).

3203305215073 is an equidigital number, since it uses as much as digits as its factorization.

3203305215073 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 56700, while the sum is 34.

The spelling of 3203305215073 in words is "three trillion, two hundred three billion, three hundred five million, two hundred fifteen thousand, seventy-three".