111012001097 has 2 divisors, whose sum is σ = 111012001098. Its totient is φ = 111012001096.

The previous prime is 111012001033. The next prime is 111012001109. The reversal of 111012001097 is 790100210111.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 59041224256 + 51970776841 = 242984^2 + 227971^2 .

It is a cyclic number.

It is not a de Polignac number, because 111012001097 - 2⁶ = 111012001033 is a prime.

It is not a weakly prime, because it can be changed into another prime (111012001027) 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, 55506000548 + 55506000549.

It is an arithmetic number, because the mean of its divisors is an integer number (55506000549).

Almost surely, 2^111012001097 is an apocalyptic number.

It is an amenable number.

111012001097 is a deficient number, since it is larger than the sum of its proper divisors (1).

111012001097 is an equidigital number, since it uses as much as digits as its factorization.

111012001097 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 126, while the sum is 23.

The spelling of 111012001097 in words is "one hundred eleven billion, twelve million, one thousand, ninety-seven".