1101110111197 has 2 divisors, whose sum is σ = 1101110111198. Its totient is φ = 1101110111196.

The previous prime is 1101110111177. The next prime is 1101110111273. The reversal of 1101110111197 is 7911110111011.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 702476983321 + 398633127876 = 838139^2 + 631374^2 .

It is a cyclic number.

It is not a de Polignac number, because 1101110111197 - 2²⁷ = 1100975893469 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1101110111107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 550555055598 + 550555055599.

It is an arithmetic number, because the mean of its divisors is an integer number (550555055599).

Almost surely, 2^{1101110111197} is an apocalyptic number.

It is an amenable number.

1101110111197 is a deficient number, since it is larger than the sum of its proper divisors (1).

1101110111197 is an equidigital number, since it uses as much as digits as its factorization.

1101110111197 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 63, while the sum is 25.

The spelling of 1101110111197 in words is "one trillion, one hundred one billion, one hundred ten million, one hundred eleven thousand, one hundred ninety-seven".