30220321097 has 2 divisors, whose sum is σ = 30220321098. Its totient is φ = 30220321096.

The previous prime is 30220321057. The next prime is 30220321111. The reversal of 30220321097 is 79012302203.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 30029770681 + 190550416 = 173291^2 + 13804^2 .

It is a cyclic number.

It is not a de Polignac number, because 30220321097 - 2¹⁰ = 30220320073 is a prime.

It is not a weakly prime, because it can be changed into another prime (30220321007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15110160548 + 15110160549.

It is an arithmetic number, because the mean of its divisors is an integer number (15110160549).

Almost surely, 2^30220321097 is an apocalyptic number.

It is an amenable number.

30220321097 is a deficient number, since it is larger than the sum of its proper divisors (1).

30220321097 is an equidigital number, since it uses as much as digits as its factorization.

30220321097 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4536, while the sum is 29.

The spelling of 30220321097 in words is "thirty billion, two hundred twenty million, three hundred twenty-one thousand, ninety-seven".