1101200112011 has 4 divisors (see below), whose sum is σ = 1101206893992. Its totient is φ = 1101193330032.

The previous prime is 1101200111987. The next prime is 1101200112017. The reversal of 1101200112011 is 1102110021011.

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 1101200112011 - 2¹⁰ = 1101200110987 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1101200111983 and 1101200112001.

It is not an unprimeable number, because it can be changed into a prime (1101200112017) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3141305 + ... + 3474218.

It is an arithmetic number, because the mean of its divisors is an integer number (275301723498).

Almost surely, 2^{1101200112011} is an apocalyptic number.

1101200112011 is a deficient number, since it is larger than the sum of its proper divisors (6781981).

1101200112011 is an equidigital number, since it uses as much as digits as its factorization.

1101200112011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6781980.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 1101200112011 its reverse (1102110021011), we get a palindrome (2203310133022).

The spelling of 1101200112011 in words is "one trillion, one hundred one billion, two hundred million, one hundred twelve thousand, eleven".