1100100101011 has 2 divisors, whose sum is σ = 1100100101012. Its totient is φ = 1100100101010.

The previous prime is 1100100100991. The next prime is 1100100101017. The reversal of 1100100101011 is 1101010010011.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1100100101011 - 2²¹ = 1100098003859 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1100100100985 and 1100100101003.

It is not a weakly prime, because it can be changed into another prime (1100100101017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 550050050505 + 550050050506.

It is an arithmetic number, because the mean of its divisors is an integer number (550050050506).

Almost surely, 2^{1100100101011} is an apocalyptic number.

1100100101011 is a deficient number, since it is larger than the sum of its proper divisors (1).

1100100101011 is an equidigital number, since it uses as much as digits as its factorization.

1100100101011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1, while the sum is 7.

Adding to 1100100101011 its reverse (1101010010011), we get a palindrome (2201110111022).

The spelling of 1100100101011 in words is "one trillion, one hundred billion, one hundred million, one hundred one thousand, eleven".