11221322033311 has 16 divisors (see below), whose sum is σ = 12145527170560. Its totient is φ = 10305896509440.

The previous prime is 11221322033303. The next prime is 11221322033377. The reversal of 11221322033311 is 11333022312211.

It is a cyclic number.

It is not a de Polignac number, because 11221322033311 - 2³ = 11221322033303 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11221322033381) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3097951 + ... + 5660383.

It is an arithmetic number, because the mean of its divisors is an integer number (759095448160).

Almost surely, 2^{11221322033311} is an apocalyptic number.

11221322033311 is a deficient number, since it is larger than the sum of its proper divisors (924205137249).

11221322033311 is a wasteful number, since it uses less digits than its factorization.

11221322033311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2564146.

The product of its (nonzero) digits is 1296, while the sum is 25.

Adding to 11221322033311 its reverse (11333022312211), we get a palindrome (22554344345522).

The spelling of 11221322033311 in words is "eleven trillion, two hundred twenty-one billion, three hundred twenty-two million, thirty-three thousand, three hundred eleven".