22211211097 has 2 divisors, whose sum is σ = 22211211098. Its totient is φ = 22211211096.

The previous prime is 22211211091. The next prime is 22211211103. The reversal of 22211211097 is 79011211222.

It is a balanced prime because it is at equal distance from previous prime (22211211091) and next prime (22211211103).

It can be written as a sum of positive squares in only one way, i.e., 15866929296 + 6344281801 = 125964^2 + 79651^2 .

It is a cyclic number.

It is not a de Polignac number, because 22211211097 - 2⁷ = 22211210969 is a prime.

It is not a weakly prime, because it can be changed into another prime (22211211091) 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, 11105605548 + 11105605549.

It is an arithmetic number, because the mean of its divisors is an integer number (11105605549).

Almost surely, 2^22211211097 is an apocalyptic number.

It is an amenable number.

22211211097 is a deficient number, since it is larger than the sum of its proper divisors (1).

22211211097 is an equidigital number, since it uses as much as digits as its factorization.

22211211097 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1008, while the sum is 28.

The spelling of 22211211097 in words is "twenty-two billion, two hundred eleven million, two hundred eleven thousand, ninety-seven".