303000003023213 has 2 divisors, whose sum is σ = 303000003023214. Its totient is φ = 303000003023212.

The previous prime is 303000003023131. The next prime is 303000003023231. The reversal of 303000003023213 is 312320300000303.

Together with next prime (303000003023231) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 171756698937604 + 131243304085609 = 13105598^2 + 11456147^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-303000003023213 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (303000003020213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 151500001511606 + 151500001511607.

It is an arithmetic number, because the mean of its divisors is an integer number (151500001511607).

Almost surely, 2^{303000003023213} is an apocalyptic number.

It is an amenable number.

303000003023213 is a deficient number, since it is larger than the sum of its proper divisors (1).

303000003023213 is an equidigital number, since it uses as much as digits as its factorization.

303000003023213 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 972, while the sum is 20.

Adding to 303000003023213 its reverse (312320300000303), we get a palindrome (615320303023516).

The spelling of 303000003023213 in words is "three hundred three trillion, three million, twenty-three thousand, two hundred thirteen".