1101311031011 has 2 divisors, whose sum is σ = 1101311031012. Its totient is φ = 1101311031010.

The previous prime is 1101311030977. The next prime is 1101311031031. The reversal of 1101311031011 is 1101301131011.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1101311031011 - 2¹⁴ = 1101311014627 is a prime.

It is not a weakly prime, because it can be changed into another prime (1101311031031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 550655515505 + 550655515506.

It is an arithmetic number, because the mean of its divisors is an integer number (550655515506).

Almost surely, 2^{1101311031011} is an apocalyptic number.

1101311031011 is a deficient number, since it is larger than the sum of its proper divisors (1).

1101311031011 is an equidigital number, since it uses as much as digits as its factorization.

1101311031011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9, while the sum is 14.

Adding to 1101311031011 its reverse (1101301131011), we get a palindrome (2202612162022).

The spelling of 1101311031011 in words is "one trillion, one hundred one billion, three hundred eleven million, thirty-one thousand, eleven".