111011110097 has 2 divisors, whose sum is σ = 111011110098. Its totient is φ = 111011110096.

The previous prime is 111011110073. The next prime is 111011110139. The reversal of 111011110097 is 790011110111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 100742125201 + 10268984896 = 317399^2 + 101336^2 .

It is an emirp because it is prime and its reverse (790011110111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 111011110097 - 2¹² = 111011106001 is a prime.

It is not a weakly prime, because it can be changed into another prime (111011110037) 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, 55505555048 + 55505555049.

It is an arithmetic number, because the mean of its divisors is an integer number (55505555049).

Almost surely, 2^111011110097 is an apocalyptic number.

It is an amenable number.

111011110097 is a deficient number, since it is larger than the sum of its proper divisors (1).

111011110097 is an equidigital number, since it uses as much as digits as its factorization.

111011110097 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 63, while the sum is 23.

The spelling of 111011110097 in words is "one hundred eleven billion, eleven million, one hundred ten thousand, ninety-seven".