1100201120011 has 4 divisors (see below), whose sum is σ = 1257372708592. Its totient is φ = 943029531432.

The previous prime is 1100201119991. The next prime is 1100201120017. The reversal of 1100201120011 is 1100211020011.

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 1100201120011 - 2¹¹ = 1100201117963 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1100201120011.

It is not an unprimeable number, because it can be changed into a prime (1100201120017) 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, 78585794280 + ... + 78585794293.

It is an arithmetic number, because the mean of its divisors is an integer number (314343177148).

Almost surely, 2^{1100201120011} is an apocalyptic number.

1100201120011 is a deficient number, since it is larger than the sum of its proper divisors (157171588581).

1100201120011 is an equidigital number, since it uses as much as digits as its factorization.

1100201120011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157171588580.

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

Adding to 1100201120011 its reverse (1100211020011), we get a palindrome (2200412140022).

The spelling of 1100201120011 in words is "one trillion, one hundred billion, two hundred one million, one hundred twenty thousand, eleven".