22231302000 has 320 divisors, whose sum is σ = 74095257600. Its totient is φ = 5730278400.

The previous prime is 22231301933. The next prime is 22231302019. The reversal of 22231302000 is 20313222.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is an unprimeable number.

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 63 ways as a sum of consecutive naturals, for example, 53057791 + ... + 53058209.

It is an arithmetic number, because the mean of its divisors is an integer number (231547680).

Almost surely, 2^22231302000 is an apocalyptic number.

22231302000 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 22231302000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (37047628800).

22231302000 is an abundant number, since it is smaller than the sum of its proper divisors (51863955600).

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

22231302000 is a wasteful number, since it uses less digits than its factorization.

22231302000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 721 (or 705 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 15.

Adding to 22231302000 its reverse (20313222), we get a palindrome (22251615222).

The spelling of 22231302000 in words is "twenty-two billion, two hundred thirty-one million, three hundred two thousand".