22000001322 has 64 divisors (see below), whose sum is σ = 48949447680. Its totient is φ = 6546009600.

The previous prime is 22000001293. The next prime is 22000001341. The reversal of 22000001322 is 22310000022.

It is a junction number, because it is equal to n+sod(n) for n = 22000001298 and 22000001307.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4497454 + ... + 4502342.

It is an arithmetic number, because the mean of its divisors is an integer number (764835120).

Almost surely, 2^22000001322 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22000001322, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24474723840).

22000001322 is an abundant number, since it is smaller than the sum of its proper divisors (26949446358).

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

22000001322 is a wasteful number, since it uses less digits than its factorization.

22000001322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6799.

The product of its (nonzero) digits is 48, while the sum is 12.

Adding to 22000001322 its reverse (22310000022), we get a palindrome (44310001344).

The spelling of 22000001322 in words is "twenty-two billion, one thousand, three hundred twenty-two".