11213120322 has 72 divisors (see below), whose sum is σ = 25173098496. Its totient is φ = 3607045344.

The previous prime is 11213120297. The next prime is 11213120341. The reversal of 11213120322 is 22302131211.

11213120322 is a `hidden beast` number, since 11 + 21 + 312 + 0 + 322 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 11213120295 and 11213120304.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 3127743 + ... + 3131325.

It is an arithmetic number, because the mean of its divisors is an integer number (349626368).

Almost surely, 2^11213120322 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11213120322, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12586549248).

11213120322 is an abundant number, since it is smaller than the sum of its proper divisors (13959978174).

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

11213120322 is a wasteful number, since it uses less digits than its factorization.

11213120322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3792 (or 3752 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 11213120322 its reverse (22302131211), we get a palindrome (33515251533).

The spelling of 11213120322 in words is "eleven billion, two hundred thirteen million, one hundred twenty thousand, three hundred twenty-two".