304220202973 has 2 divisors, whose sum is σ = 304220202974. Its totient is φ = 304220202972.

The previous prime is 304220202971. The next prime is 304220203057. The reversal of 304220202973 is 379202022403.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 303554717764 + 665485209 = 550958^2 + 25797^2 .

It is a cyclic number.

It is not a de Polignac number, because 304220202973 - 2¹ = 304220202971 is a prime.

Together with 304220202971, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (304220202971) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 152110101486 + 152110101487.

It is an arithmetic number, because the mean of its divisors is an integer number (152110101487).

Almost surely, 2^304220202973 is an apocalyptic number.

It is an amenable number.

304220202973 is a deficient number, since it is larger than the sum of its proper divisors (1).

304220202973 is an equidigital number, since it uses as much as digits as its factorization.

304220202973 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36288, while the sum is 34.

The spelling of 304220202973 in words is "three hundred four billion, two hundred twenty million, two hundred two thousand, nine hundred seventy-three".