1100201212011 has 16 divisors (see below), whose sum is σ = 1606668352128. Its totient is φ = 664132080000.

The previous prime is 1100201211979. The next prime is 1100201212013. The reversal of 1100201212011 is 1102121020011.

It is not a de Polignac number, because 1100201212011 - 2⁵ = 1100201211979 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1100201212013) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 66404926 + ... + 66421491.

It is an arithmetic number, because the mean of its divisors is an integer number (100416772008).

Almost surely, 2^{1100201212011} is an apocalyptic number.

1100201212011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1100201212011 is a deficient number, since it is larger than the sum of its proper divisors (506467140117).

1100201212011 is a wasteful number, since it uses less digits than its factorization.

1100201212011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132826682.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 1100201212011 its reverse (1102121020011), we get a palindrome (2202322232022).

The spelling of 1100201212011 in words is "one trillion, one hundred billion, two hundred one million, two hundred twelve thousand, eleven".