22103042320 has 160 divisors (see below), whose sum is σ = 58102209792. Its totient is φ = 7773782016.

The previous prime is 22103042261. The next prime is 22103042321. The reversal of 22103042320 is 2324030122.

It is not an unprimeable number, because it can be changed into a prime (22103042321) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1336824 + ... + 1353256.

Almost surely, 2^22103042320 is an apocalyptic number.

22103042320 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 22103042320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29051104896).

22103042320 is an abundant number, since it is smaller than the sum of its proper divisors (35999167472).

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

22103042320 is a wasteful number, since it uses less digits than its factorization.

22103042320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16529 (or 16523 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 19.

Adding to 22103042320 its reverse (2324030122), we get a palindrome (24427072442).

The spelling of 22103042320 in words is "twenty-two billion, one hundred three million, forty-two thousand, three hundred twenty".