303255242243 has 4 divisors (see below), whose sum is σ = 310651711608. Its totient is φ = 295858772880.

The previous prime is 303255242189. The next prime is 303255242261. The reversal of 303255242243 is 342242552303.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 303255242243 - 2²⁶ = 303188133379 is a prime.

It is a super-2 number, since 2×303255242243² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (303255242293) 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 in 3 ways as a sum of consecutive naturals, for example, 3698234621 + ... + 3698234702.

It is an arithmetic number, because the mean of its divisors is an integer number (77662927902).

Almost surely, 2^303255242243 is an apocalyptic number.

303255242243 is a deficient number, since it is larger than the sum of its proper divisors (7396469365).

303255242243 is an equidigital number, since it uses as much as digits as its factorization.

303255242243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7396469364.

The product of its (nonzero) digits is 172800, while the sum is 35.

Adding to 303255242243 its reverse (342242552303), we get a palindrome (645497794546).

The spelling of 303255242243 in words is "three hundred three billion, two hundred fifty-five million, two hundred forty-two thousand, two hundred forty-three".