23222320331322 has 96 divisors (see below), whose sum is σ = 54863024136192. Its totient is φ = 6419050092000.

The previous prime is 23222320331279. The next prime is 23222320331333. The reversal of 23222320331322 is 22313302322232.

It is a super-2 number, since 2×23222320331322² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 23222320331322.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 141629047 + ... + 141792917.

It is an arithmetic number, because the mean of its divisors is an integer number (571489834752).

Almost surely, 2^{23222320331322} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23222320331322, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27431512068096).

23222320331322 is an abundant number, since it is smaller than the sum of its proper divisors (31640703804870).

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

23222320331322 is a wasteful number, since it uses less digits than its factorization.

23222320331322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 167456 (or 167425 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 30.

Adding to 23222320331322 its reverse (22313302322232), we get a palindrome (45535622653554).

The spelling of 23222320331322 in words is "twenty-three trillion, two hundred twenty-two billion, three hundred twenty million, three hundred thirty-one thousand, three hundred twenty-two".