304222202721 has 24 divisors (see below), whose sum is σ = 453083950176. Its totient is φ = 196585945920.

The previous prime is 304222202689. The next prime is 304222202729. The reversal of 304222202721 is 127202222403.

304222202721 is a `hidden beast` number, since 30 + 422 + 2 + 202 + 7 + 2 + 1 = 666.

It is not a de Polignac number, because 304222202721 - 2⁵ = 304222202689 is a prime.

It is a super-2 number, since 2×304222202721² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (304222202729) 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 23 ways as a sum of consecutive naturals, for example, 2949700 + ... + 3051093.

It is an arithmetic number, because the mean of its divisors is an integer number (18878497924).

Almost surely, 2^304222202721 is an apocalyptic number.

It is an amenable number.

304222202721 is a deficient number, since it is larger than the sum of its proper divisors (148861747455).

304222202721 is a wasteful number, since it uses less digits than its factorization.

304222202721 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6000973 (or 6000970 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 27.

The spelling of 304222202721 in words is "three hundred four billion, two hundred twenty-two million, two hundred two thousand, seven hundred twenty-one".