220302340144 has 20 divisors (see below), whose sum is σ = 426843529720. Its totient is φ = 110149171200.

The previous prime is 220302340129. The next prime is 220302340163. The reversal of 220302340144 is 441043203022.

It is a happy number.

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, 1228912 + ... + 1396720.

It is an arithmetic number, because the mean of its divisors is an integer number (21342176486).

Almost surely, 2^220302340144 is an apocalyptic number.

It is an amenable number.

220302340144 is a deficient number, since it is larger than the sum of its proper divisors (206541189576).

220302340144 is a wasteful number, since it uses less digits than its factorization.

220302340144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 249868 (or 249862 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 220302340144 its reverse (441043203022), we get a palindrome (661345543166).

The spelling of 220302340144 in words is "two hundred twenty billion, three hundred two million, three hundred forty thousand, one hundred forty-four".