1030301223221 has 2 divisors, whose sum is σ = 1030301223222. Its totient is φ = 1030301223220.

The previous prime is 1030301223163. The next prime is 1030301223233. The reversal of 1030301223221 is 1223221030301.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 772553102500 + 257748120721 = 878950^2 + 507689^2 .

It is a cyclic number.

It is not a de Polignac number, because 1030301223221 - 2⁶ = 1030301223157 is a prime.

It is a super-2 number, since 2×1030301223221² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1030301223193 and 1030301223202.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1030301223241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 515150611610 + 515150611611.

It is an arithmetic number, because the mean of its divisors is an integer number (515150611611).

Almost surely, 2^{1030301223221} is an apocalyptic number.

It is an amenable number.

1030301223221 is a deficient number, since it is larger than the sum of its proper divisors (1).

1030301223221 is an equidigital number, since it uses as much as digits as its factorization.

1030301223221 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 1030301223221 its reverse (1223221030301), we get a palindrome (2253522253522).

The spelling of 1030301223221 in words is "one trillion, thirty billion, three hundred one million, two hundred twenty-three thousand, two hundred twenty-one".