22000243040 has 24 divisors (see below), whose sum is σ = 51975574560. Its totient is φ = 8800097152.

The previous prime is 22000243039. The next prime is 22000243073. The reversal of 22000243040 is 4034200022.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 68750600 + ... + 68750919.

It is an arithmetic number, because the mean of its divisors is an integer number (2165648940).

Almost surely, 2^22000243040 is an apocalyptic number.

22000243040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22000243040 is an abundant number, since it is smaller than the sum of its proper divisors (29975331520).

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

22000243040 is a wasteful number, since it uses less digits than its factorization.

22000243040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137501534 (or 137501526 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 17.

Adding to 22000243040 its reverse (4034200022), we get a palindrome (26034443062).

The spelling of 22000243040 in words is "twenty-two billion, two hundred forty-three thousand, forty".