220222321097 has 2 divisors, whose sum is σ = 220222321098. Its totient is φ = 220222321096.

The previous prime is 220222321057. The next prime is 220222321127. The reversal of 220222321097 is 790123222022.

220222321097 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 188589564361 + 31632756736 = 434269^2 + 177856^2 .

It is a cyclic number.

It is not a de Polignac number, because 220222321097 - 2¹² = 220222317001 is a prime.

It is not a weakly prime, because it can be changed into another prime (220222321057) 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 as a sum of consecutive naturals, namely, 110111160548 + 110111160549.

It is an arithmetic number, because the mean of its divisors is an integer number (110111160549).

Almost surely, 2^220222321097 is an apocalyptic number.

It is an amenable number.

220222321097 is a deficient number, since it is larger than the sum of its proper divisors (1).

220222321097 is an equidigital number, since it uses as much as digits as its factorization.

220222321097 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12096, while the sum is 32.

The spelling of 220222321097 in words is "two hundred twenty billion, two hundred twenty-two million, three hundred twenty-one thousand, ninety-seven".