22140233444120 has 64 divisors (see below), whose sum is σ = 54882270951840. Its totient is φ = 7971281152000.

The previous prime is 22140233444099. The next prime is 22140233444129. The reversal of 22140233444120 is 2144433204122.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22140233444129) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 249058097 + ... + 249146976.

Almost surely, 2^{22140233444120} is an apocalyptic number.

22140233444120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22140233444120 is an abundant number, since it is smaller than the sum of its proper divisors (32742037507720).

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

22140233444120 is a wasteful number, since it uses less digits than its factorization.

22140233444120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 498205196 (or 498205192 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 32.

Adding to 22140233444120 its reverse (2144433204122), we get a palindrome (24284666648242).

The spelling of 22140233444120 in words is "twenty-two trillion, one hundred forty billion, two hundred thirty-three million, four hundred forty-four thousand, one hundred twenty".