22020022402240 has 56 divisors (see below), whose sum is σ = 52450115563872. Its totient is φ = 8805499822080.

The previous prime is 22020022402141. The next prime is 22020022402243. The reversal of 22020022402240 is 4220422002022.

It is not an unprimeable number, because it can be changed into a prime (22020022402243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8676049 + ... + 10923088.

Almost surely, 2^{22020022402240} is an apocalyptic number.

22020022402240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22020022402240 is an abundant number, since it is smaller than the sum of its proper divisors (30430093161632).

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

22020022402240 is a wasteful number, since it uses less digits than its factorization.

22020022402240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19602665 (or 19602655 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 22.

Adding to 22020022402240 its reverse (4220422002022), we get a palindrome (26240444404262).

The spelling of 22020022402240 in words is "twenty-two trillion, twenty billion, twenty-two million, four hundred two thousand, two hundred forty".