11303122212011 has 16 divisors (see below), whose sum is σ = 13692171073536. Its totient is φ = 9108856242816.

The previous prime is 11303122211993. The next prime is 11303122212047. The reversal of 11303122212011 is 11021222130311.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11303122212011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11303122202011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 50037371 + ... + 50262756.

It is an arithmetic number, because the mean of its divisors is an integer number (855760692096).

Almost surely, 2^{11303122212011} is an apocalyptic number.

11303122212011 is a deficient number, since it is larger than the sum of its proper divisors (2389048861525).

11303122212011 is a wasteful number, since it uses less digits than its factorization.

11303122212011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100301098.

The product of its (nonzero) digits is 144, while the sum is 20.

Adding to 11303122212011 its reverse (11021222130311), we get a palindrome (22324344342322).

The spelling of 11303122212011 in words is "eleven trillion, three hundred three billion, one hundred twenty-two million, two hundred twelve thousand, eleven".