1100111110971 has 8 divisors (see below), whose sum is σ = 1466979236160. Its totient is φ = 733325196552.

The previous prime is 1100111110951. The next prime is 1100111111009. The reversal of 1100111110971 is 1790111110011.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1100111110971 - 2⁵ = 1100111110939 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1100111110951) 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 in 7 ways as a sum of consecutive naturals, for example, 20521461 + ... + 20574998.

It is an arithmetic number, because the mean of its divisors is an integer number (183372404520).

Almost surely, 2^{1100111110971} is an apocalyptic number.

1100111110971 is a deficient number, since it is larger than the sum of its proper divisors (366868125189).

1100111110971 is an equidigital number, since it uses as much as digits as its factorization.

1100111110971 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41105385.

The product of its (nonzero) digits is 63, while the sum is 24.

Adding to 1100111110971 its reverse (1790111110011), we get a palindrome (2890222220982).

The spelling of 1100111110971 in words is "one trillion, one hundred billion, one hundred eleven million, one hundred ten thousand, nine hundred seventy-one".