300302103221 has 2 divisors, whose sum is σ = 300302103222. Its totient is φ = 300302103220.

The previous prime is 300302103191. The next prime is 300302103223. The reversal of 300302103221 is 122301203003.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 285898743025 + 14403360196 = 534695^2 + 120014^2 .

It is a cyclic number.

It is not a de Polignac number, because 300302103221 - 2¹⁴ = 300302086837 is a prime.

It is a super-2 number, since 2×300302103221² (a number of 24 digits) contains 22 as substring.

Together with 300302103223, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 300302103221.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (300302103223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 150151051610 + 150151051611.

It is an arithmetic number, because the mean of its divisors is an integer number (150151051611).

Almost surely, 2^300302103221 is an apocalyptic number.

It is an amenable number.

300302103221 is a deficient number, since it is larger than the sum of its proper divisors (1).

300302103221 is an equidigital number, since it uses as much as digits as its factorization.

300302103221 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 300302103221 its reverse (122301203003), we get a palindrome (422603306224).

The spelling of 300302103221 in words is "three hundred billion, three hundred two million, one hundred three thousand, two hundred twenty-one".