110111111021701 has 2 divisors, whose sum is σ = 110111111021702. Its totient is φ = 110111111021700.

The previous prime is 110111111021627. The next prime is 110111111021741. The reversal of 110111111021701 is 107120111111011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 65349859573476 + 44761251448225 = 8083926^2 + 6690385^2 .

It is an emirp because it is prime and its reverse (107120111111011) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 110111111021701 - 2¹¹ = 110111111019653 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (110111111021741) 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, 55055555510850 + 55055555510851.

It is an arithmetic number, because the mean of its divisors is an integer number (55055555510851).

Almost surely, 2^{110111111021701} is an apocalyptic number.

It is an amenable number.

110111111021701 is a deficient number, since it is larger than the sum of its proper divisors (1).

110111111021701 is an equidigital number, since it uses as much as digits as its factorization.

110111111021701 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14, while the sum is 19.

Adding to 110111111021701 its reverse (107120111111011), we get a palindrome (217231222132712).

The spelling of 110111111021701 in words is "one hundred ten trillion, one hundred eleven billion, one hundred eleven million, twenty-one thousand, seven hundred one".