1100001022111 has 8 divisors (see below), whose sum is σ = 1100776770800. Its totient is φ = 1099225391040.

The previous prime is 1100001022097. The next prime is 1100001022147. The reversal of 1100001022111 is 1112201000011.

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

It is a cyclic number.

It is not a de Polignac number, because 1100001022111 - 2⁷ = 1100001021983 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1100001082111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27350605 + ... + 27390793.

It is an arithmetic number, because the mean of its divisors is an integer number (137597096350).

Almost surely, 2^{1100001022111} is an apocalyptic number.

1100001022111 is a deficient number, since it is larger than the sum of its proper divisors (775748689).

1100001022111 is a wasteful number, since it uses less digits than its factorization.

1100001022111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58809.

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 1100001022111 its reverse (1112201000011), we get a palindrome (2212202022122).

The spelling of 1100001022111 in words is "one trillion, one hundred billion, one million, twenty-two thousand, one hundred eleven".