22142322015000 has 640 divisors, whose sum is σ = 76618889107200. Its totient is φ = 5285969920000.

The previous prime is 22142322014957. The next prime is 22142322015001. The reversal of 22142322015000 is 51022324122.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22142322015001) by changing a digit.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 3774042067 + ... + 3774047933.

It is an arithmetic number, because the mean of its divisors is an integer number (119717014230).

Almost surely, 2^{22142322015000} is an apocalyptic number.

22142322015000 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 22142322015000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (38309444553600).

22142322015000 is an abundant number, since it is smaller than the sum of its proper divisors (54476567092200).

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

22142322015000 is a wasteful number, since it uses less digits than its factorization.

22142322015000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6253 (or 6234 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 24.

Adding to 22142322015000 its reverse (51022324122), we get a palindrome (22193344339122).

The spelling of 22142322015000 in words is "twenty-two trillion, one hundred forty-two billion, three hundred twenty-two million, fifteen thousand".