220242442004 has 72 divisors (see below), whose sum is σ = 435778983360. Its totient is φ = 97168211712.

The previous prime is 220242442001. The next prime is 220242442031. The reversal of 220242442004 is 400244242022.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220242442001) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 30890312 + ... + 30897440.

It is an arithmetic number, because the mean of its divisors is an integer number (6052485880).

Almost surely, 2^220242442004 is an apocalyptic number.

It is an amenable number.

220242442004 is a deficient number, since it is larger than the sum of its proper divisors (215536541356).

220242442004 is a wasteful number, since it uses less digits than its factorization.

220242442004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9169 (or 9154 counting only the distinct ones).

The product of its (nonzero) digits is 8192, while the sum is 26.

Adding to 220242442004 its reverse (400244242022), we get a palindrome (620486684026).

The spelling of 220242442004 in words is "two hundred twenty billion, two hundred forty-two million, four hundred forty-two thousand, four".