1100201101011 has 12 divisors (see below), whose sum is σ = 1593439907488. Its totient is φ = 731500997904.

The previous prime is 1100201100989. The next prime is 1100201101019. The reversal of 1100201101011 is 1101011020011.

It is not a de Polignac number, because 1100201101011 - 2⁵ = 1100201100979 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1100201100984 and 1100201101002.

It is not an unprimeable number, because it can be changed into a prime (1100201101019) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 163863355 + ... + 163870068.

Almost surely, 2^{1100201101011} is an apocalyptic number.

1100201101011 is a deficient number, since it is larger than the sum of its proper divisors (493238806477).

1100201101011 is a wasteful number, since it uses less digits than its factorization.

1100201101011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 327733802 (or 327733799 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 9.

Adding to 1100201101011 its reverse (1101011020011), we get a palindrome (2201212121022).

The spelling of 1100201101011 in words is "one trillion, one hundred billion, two hundred one million, one hundred one thousand, eleven".