11122212201097 has 2 divisors, whose sum is σ = 11122212201098. Its totient is φ = 11122212201096.

The previous prime is 11122212201049. The next prime is 11122212201211. The reversal of 11122212201097 is 79010221222111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8692466993401 + 2429745207696 = 2948299^2 + 1558764^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11122212201097 is a prime.

It is not a weakly prime, because it can be changed into another prime (11122212201007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5561106100548 + 5561106100549.

It is an arithmetic number, because the mean of its divisors is an integer number (5561106100549).

Almost surely, 2^{11122212201097} is an apocalyptic number.

It is an amenable number.

11122212201097 is a deficient number, since it is larger than the sum of its proper divisors (1).

11122212201097 is an equidigital number, since it uses as much as digits as its factorization.

11122212201097 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2016, while the sum is 31.

The spelling of 11122212201097 in words is "eleven trillion, one hundred twenty-two billion, two hundred twelve million, two hundred one thousand, ninety-seven".