2004502020221 has 8 divisors (see below), whose sum is σ = 2069651176704. Its totient is φ = 1939383351360.

The previous prime is 2004502020179. The next prime is 2004502020263. The reversal of 2004502020221 is 1220202054002.

It is an interprime number because it is at equal distance from previous prime (2004502020179) and next prime (2004502020263).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2004502020221 - 2¹⁰ = 2004502019197 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2004502020193 and 2004502020202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2004502020281) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7488236 + ... + 7751301.

It is an arithmetic number, because the mean of its divisors is an integer number (258706397088).

Almost surely, 2^{2004502020221} is an apocalyptic number.

It is an amenable number.

2004502020221 is a deficient number, since it is larger than the sum of its proper divisors (65149156483).

2004502020221 is a wasteful number, since it uses less digits than its factorization.

2004502020221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15243811.

The product of its (nonzero) digits is 640, while the sum is 20.

Adding to 2004502020221 its reverse (1220202054002), we get a palindrome (3224704074223).

The spelling of 2004502020221 in words is "two trillion, four billion, five hundred two million, twenty thousand, two hundred twenty-one".