300002222221 has 8 divisors (see below), whose sum is σ = 324864287384. Its totient is φ = 275395152960.

The previous prime is 300002222207. The next prime is 300002222251. The reversal of 300002222221 is 122222200003.

It can be written as a sum of positive squares in 4 ways, for example, as 44963082025 + 255039140196 = 212045^2 + 505014^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 300002222221 - 2⁹ = 300002221709 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 300002222195 and 300002222204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (300002222251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 63746526 + ... + 63751231.

It is an arithmetic number, because the mean of its divisors is an integer number (40608035923).

Almost surely, 2^300002222221 is an apocalyptic number.

It is an amenable number.

300002222221 is a deficient number, since it is larger than the sum of its proper divisors (24862065163).

300002222221 is a wasteful number, since it uses less digits than its factorization.

300002222221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127497951.

The product of its (nonzero) digits is 192, while the sum is 16.

Adding to 300002222221 its reverse (122222200003), we get a palindrome (422224422224).

The spelling of 300002222221 in words is "three hundred billion, two million, two hundred twenty-two thousand, two hundred twenty-one".