1101000101011 has 4 divisors (see below), whose sum is σ = 1101739525000. Its totient is φ = 1100260677024.

The previous prime is 1101000101009. The next prime is 1101000101017. The reversal of 1101000101011 is 1101010001011.

It is a happy number.

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 1101000101011 - 2¹ = 1101000101009 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1101000100985 and 1101000101003.

It is not an unprimeable number, because it can be changed into a prime (1101000101017) 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, 369709761 + ... + 369712738.

It is an arithmetic number, because the mean of its divisors is an integer number (275434881250).

Almost surely, 2^{1101000101011} is an apocalyptic number.

1101000101011 is a deficient number, since it is larger than the sum of its proper divisors (739423989).

1101000101011 is an equidigital number, since it uses as much as digits as its factorization.

1101000101011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 739423988.

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

Adding to 1101000101011 its reverse (1101010001011), we get a palindrome (2202010102022).

The spelling of 1101000101011 in words is "one trillion, one hundred one billion, one hundred one thousand, eleven".