20020244244004 has 12 divisors (see below), whose sum is σ = 35089080459804. Its totient is φ = 9994792684064.

The previous prime is 20020244243959. The next prime is 20020244244019. The reversal of 20020244244004 is 40044244202002.

It can be written as a sum of positive squares in 2 ways, for example, as 10196219695104 + 9824024548900 = 3193152^2 + 3134330^2 .

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, 3832356547 + ... + 3832361770.

It is an arithmetic number, because the mean of its divisors is an integer number (2924090038317).

Almost surely, 2^{20020244244004} is an apocalyptic number.

It is an amenable number.

20020244244004 is a deficient number, since it is larger than the sum of its proper divisors (15068836215800).

20020244244004 is a wasteful number, since it uses less digits than its factorization.

20020244244004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7664718974 (or 7664718972 counting only the distinct ones).

The product of its (nonzero) digits is 16384, while the sum is 28.

Adding to 20020244244004 its reverse (40044244202002), we get a palindrome (60064488446006).

The spelling of 20020244244004 in words is "twenty trillion, twenty billion, two hundred forty-four million, two hundred forty-four thousand, four".