1100112201091 has 4 divisors (see below), whose sum is σ = 1100132301384. Its totient is φ = 1100092100800.

The previous prime is 1100112201061. The next prime is 1100112201107. The reversal of 1100112201091 is 1901022110011.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1100112201091 - 2¹³ = 1100112192899 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1100112201061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9967825 + ... + 10077586.

It is an arithmetic number, because the mean of its divisors is an integer number (275033075346).

Almost surely, 2^{1100112201091} is an apocalyptic number.

1100112201091 is a deficient number, since it is larger than the sum of its proper divisors (20100293).

1100112201091 is an equidigital number, since it uses as much as digits as its factorization.

1100112201091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20100292.

The product of its (nonzero) digits is 36, while the sum is 19.

The spelling of 1100112201091 in words is "one trillion, one hundred billion, one hundred twelve million, two hundred one thousand, ninety-one".