1012222101097 has 2 divisors, whose sum is σ = 1012222101098. Its totient is φ = 1012222101096.

The previous prime is 1012222101047. The next prime is 1012222101169. The reversal of 1012222101097 is 7901012222101.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 923144326416 + 89077774681 = 960804^2 + 298459^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1012222101097 is a prime.

It is not a weakly prime, because it can be changed into another prime (1012222101047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 506111050548 + 506111050549.

It is an arithmetic number, because the mean of its divisors is an integer number (506111050549).

Almost surely, 2^{1012222101097} is an apocalyptic number.

It is an amenable number.

1012222101097 is a deficient number, since it is larger than the sum of its proper divisors (1).

1012222101097 is an equidigital number, since it uses as much as digits as its factorization.

1012222101097 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.

Adding to 1012222101097 its reverse (7901012222101), we get a palindrome (8913234323198).

The spelling of 1012222101097 in words is "one trillion, twelve billion, two hundred twenty-two million, one hundred one thousand, ninety-seven".