22230542320 has 160 divisors (see below), whose sum is σ = 63571395456. Its totient is φ = 7055769600.

The previous prime is 22230542311. The next prime is 22230542359. The reversal of 22230542320 is 2324503222.

It is a happy number.

It is a congruent number.

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, 561580 + ... + 599860.

Almost surely, 2^22230542320 is an apocalyptic number.

22230542320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22230542320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (31785697728).

22230542320 is an abundant number, since it is smaller than the sum of its proper divisors (41340853136).

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

22230542320 is a wasteful number, since it uses less digits than its factorization.

22230542320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38379 (or 38373 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 25.

The spelling of 22230542320 in words is "twenty-two billion, two hundred thirty million, five hundred forty-two thousand, three hundred twenty".