11323213011222 has 128 divisors (see below), whose sum is σ = 27386096025600. Its totient is φ = 3048950491776.

The previous prime is 11323213011211. The next prime is 11323213011239. The reversal of 11323213011222 is 22211031232311.

It is a junction number, because it is equal to n+sod(n) for n = 11323213011192 and 11323213011201.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 187449528 + ... + 187509924.

It is an arithmetic number, because the mean of its divisors is an integer number (213953875200).

Almost surely, 2^{11323213011222} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11323213011222, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13693048012800).

11323213011222 is an abundant number, since it is smaller than the sum of its proper divisors (16062883014378).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11323213011222 is a wasteful number, since it uses less digits than its factorization.

11323213011222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61650.

The product of its (nonzero) digits is 864, while the sum is 24.

Adding to 11323213011222 its reverse (22211031232311), we get a palindrome (33534244243533).

The spelling of 11323213011222 in words is "eleven trillion, three hundred twenty-three billion, two hundred thirteen million, eleven thousand, two hundred twenty-two".