220004240000 has 80 divisors (see below), whose sum is σ = 547687004370. Its totient is φ = 88001664000.

The previous prime is 220004239981. The next prime is 220004240003. The reversal of 220004240000 is 42400022.

It is a happy number.

It can be written as a sum of positive squares in 5 ways, for example, as 47221028416 + 172783211584 = 217304^2 + 415672^2 .

It is a tau number, because it is divible by the number of its divisors (80).

It is not an unprimeable number, because it can be changed into a prime (220004240003) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 1295027 + ... + 1455026.

Almost surely, 2^220004240000 is an apocalyptic number.

220004240000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220004240000 is an abundant number, since it is smaller than the sum of its proper divisors (327682764370).

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

220004240000 is an frugal number, since it uses more digits than its factorization.

220004240000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2750087 (or 2750060 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 14.

Adding to 220004240000 its reverse (42400022), we get a palindrome (220046640022).

It can be divided in two parts, 2 and 20004240000, that added together give a palindrome (20004240002).

The spelling of 220004240000 in words is "two hundred twenty billion, four million, two hundred forty thousand".