11112002197 has 2 divisors, whose sum is σ = 11112002198. Its totient is φ = 11112002196.

The previous prime is 11112002191. The next prime is 11112002203. The reversal of 11112002197 is 79120021111.

11112002197 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a balanced prime because it is at equal distance from previous prime (11112002191) and next prime (11112002203).

It can be written as a sum of positive squares in only one way, i.e., 11053157956 + 58844241 = 105134^2 + 7671^2 .

It is a cyclic number.

It is not a de Polignac number, because 11112002197 - 2³ = 11112002189 is a prime.

It is a super-2 number, since 2×11112002197² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11112002191) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5556001098 + 5556001099.

It is an arithmetic number, because the mean of its divisors is an integer number (5556001099).

Almost surely, 2^11112002197 is an apocalyptic number.

It is an amenable number.

11112002197 is a deficient number, since it is larger than the sum of its proper divisors (1).

11112002197 is an equidigital number, since it uses as much as digits as its factorization.

11112002197 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 252, while the sum is 25.

The spelling of 11112002197 in words is "eleven billion, one hundred twelve million, two thousand, one hundred ninety-seven".