22001040024 has 16 divisors (see below), whose sum is σ = 55002600120. Its totient is φ = 7333680000.

The previous prime is 22001039959. The next prime is 22001040031. The reversal of 22001040024 is 42004010022.

It is a junction number, because it is equal to n+sod(n) for n = 22001039985 and 22001040012.

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 3 ways as a sum of consecutive naturals, for example, 458354977 + ... + 458355024.

Almost surely, 2^22001040024 is an apocalyptic number.

22001040024 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

22001040024 is an abundant number, since it is smaller than the sum of its proper divisors (33001560096).

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

22001040024 is a wasteful number, since it uses less digits than its factorization.

22001040024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 916710010 (or 916710006 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 15.

Adding to 22001040024 its reverse (42004010022), we get a palindrome (64005050046).

The spelling of 22001040024 in words is "twenty-two billion, one million, forty thousand, twenty-four".