22131023322 has 8 divisors (see below), whose sum is σ = 44262046656. Its totient is φ = 7377007772.

The previous prime is 22131023303. The next prime is 22131023329. The reversal of 22131023322 is 22332013122.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

22131023322 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (22131023329) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 1844251938 + ... + 1844251949.

It is an arithmetic number, because the mean of its divisors is an integer number (5532755832).

Almost surely, 2^22131023322 is an apocalyptic number.

22131023322 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

22131023322 is a wasteful number, since it uses less digits than its factorization.

22131023322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3688503892.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 22131023322 its reverse (22332013122), we get a palindrome (44463036444).

The spelling of 22131023322 in words is "twenty-two billion, one hundred thirty-one million, twenty-three thousand, three hundred twenty-two".