1100220011171 has 2 divisors, whose sum is σ = 1100220011172. Its totient is φ = 1100220011170.

The previous prime is 1100220011161. The next prime is 1100220011207. The reversal of 1100220011171 is 1711100220011.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1100220011171 - 2¹⁰ = 1100220010147 is a prime.

It is a super-2 number, since 2×1100220011171² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1100220011161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 550110005585 + 550110005586.

It is an arithmetic number, because the mean of its divisors is an integer number (550110005586).

Almost surely, 2^{1100220011171} is an apocalyptic number.

1100220011171 is a deficient number, since it is larger than the sum of its proper divisors (1).

1100220011171 is an equidigital number, since it uses as much as digits as its factorization.

1100220011171 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 28, while the sum is 17.

Adding to 1100220011171 its reverse (1711100220011), we get a palindrome (2811320231182).

The spelling of 1100220011171 in words is "one trillion, one hundred billion, two hundred twenty million, eleven thousand, one hundred seventy-one".