11031322311011 has 2 divisors, whose sum is σ = 11031322311012. Its totient is φ = 11031322311010.

The previous prime is 11031322311001. The next prime is 11031322311013. The reversal of 11031322311011 is 11011322313011.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11031322311011 is a prime.

Together with 11031322311013, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (11031322311013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5515661155505 + 5515661155506.

It is an arithmetic number, because the mean of its divisors is an integer number (5515661155506).

Almost surely, 2^{11031322311011} is an apocalyptic number.

11031322311011 is a deficient number, since it is larger than the sum of its proper divisors (1).

11031322311011 is an equidigital number, since it uses as much as digits as its factorization.

11031322311011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108, while the sum is 20.

Adding to 11031322311011 its reverse (11011322313011), we get a palindrome (22042644624022).

It can be divided in two parts, 1103132 and 2311011, that added together give a palindrome (3414143).

The spelling of 11031322311011 in words is "eleven trillion, thirty-one billion, three hundred twenty-two million, three hundred eleven thousand, eleven".