1101100211211 has 64 divisors (see below), whose sum is σ = 1971873792000. Its totient is φ = 527819725440.

The previous prime is 1101100211207. The next prime is 1101100211219. The reversal of 1101100211211 is 1121120011011.

It is not a de Polignac number, because 1101100211211 - 2² = 1101100211207 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1101100211219) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 8944866 + ... + 9067128.

It is an arithmetic number, because the mean of its divisors is an integer number (30810528000).

Almost surely, 2^{1101100211211} is an apocalyptic number.

1101100211211 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1101100211211 is a deficient number, since it is larger than the sum of its proper divisors (870773580789).

1101100211211 is a wasteful number, since it uses less digits than its factorization.

1101100211211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125296.

The product of its (nonzero) digits is 4, while the sum is 12.

Adding to 1101100211211 its reverse (1121120011011), we get a palindrome (2222220222222).

The spelling of 1101100211211 in words is "one trillion, one hundred one billion, one hundred million, two hundred eleven thousand, two hundred eleven".