20022040244444 has 24 divisors (see below), whose sum is σ = 40332167406720. Its totient is φ = 8519141479536.

The previous prime is 20022040244431. The next prime is 20022040244471. The reversal of 20022040244444 is 44444204022002.

It is a self number, because there is not a number n which added to its sum of digits gives 20022040244444.

It is a congruent number.

It is an unprimeable number.

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, 2572200662 + ... + 2572208445.

It is an arithmetic number, because the mean of its divisors is an integer number (1680506975280).

Almost surely, 2^{20022040244444} is an apocalyptic number.

It is an amenable number.

20022040244444 is an abundant number, since it is smaller than the sum of its proper divisors (20310127162276).

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

20022040244444 is a wasteful number, since it uses less digits than its factorization.

20022040244444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5144409257 (or 5144409255 counting only the distinct ones).

The product of its (nonzero) digits is 65536, while the sum is 32.

Adding to 20022040244444 its reverse (44444204022002), we get a palindrome (64466244266446).

The spelling of 20022040244444 in words is "twenty trillion, twenty-two billion, forty million, two hundred forty-four thousand, four hundred forty-four".