2004502020220 has 96 divisors (see below), whose sum is σ = 4879544011776. Its totient is φ = 677441856000.

The previous prime is 2004502020179. The next prime is 2004502020263. The reversal of 2004502020220 is 220202054002.

It is a super-2 number, since 2×2004502020220² (a number of 25 digits) contains 22 as substring.

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 31 ways as a sum of consecutive naturals, for example, 57644559 + ... + 57679321.

It is an arithmetic number, because the mean of its divisors is an integer number (50828583456).

Almost surely, 2^{2004502020220} is an apocalyptic number.

2004502020220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2004502020220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2439772005888).

2004502020220 is an abundant number, since it is smaller than the sum of its proper divisors (2875041991556).

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

2004502020220 is a wasteful number, since it uses less digits than its factorization.

2004502020220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40651 (or 40649 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 19.

Adding to 2004502020220 its reverse (220202054002), we get a palindrome (2224704074222).

The spelling of 2004502020220 in words is "two trillion, four billion, five hundred two million, twenty thousand, two hundred twenty".