11321222021234 has 16 divisors (see below), whose sum is σ = 16987135809240. Its totient is φ = 5658843705600.

The previous prime is 11321222021227. The next prime is 11321222021273. The reversal of 11321222021234 is 43212022212311.

11321222021234 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 9575639369209 + 1745582652025 = 3094453^2 + 1321205^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 86678762 + ... + 86809274.

Almost surely, 2^{11321222021234} is an apocalyptic number.

11321222021234 is a deficient number, since it is larger than the sum of its proper divisors (5665913788006).

11321222021234 is a wasteful number, since it uses less digits than its factorization.

11321222021234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143725.

The product of its (nonzero) digits is 2304, while the sum is 26.

Adding to 11321222021234 its reverse (43212022212311), we get a palindrome (54533244233545).

The spelling of 11321222021234 in words is "eleven trillion, three hundred twenty-one billion, two hundred twenty-two million, twenty-one thousand, two hundred thirty-four".