220002440324 has 12 divisors (see below), whose sum is σ = 385338193884. Its totient is φ = 109905813504.

The previous prime is 220002440309. The next prime is 220002440327. The reversal of 220002440324 is 423044200022.

It can be written as a sum of positive squares in 2 ways, for example, as 104728609924 + 115273830400 = 323618^2 + 339520^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 220002440324.

It is not an unprimeable number, because it can be changed into a prime (220002440327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23846477 + ... + 23855700.

It is an arithmetic number, because the mean of its divisors is an integer number (32111516157).

Almost surely, 2^220002440324 is an apocalyptic number.

It is an amenable number.

220002440324 is a deficient number, since it is larger than the sum of its proper divisors (165335753560).

220002440324 is a wasteful number, since it uses less digits than its factorization.

220002440324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47703334 (or 47703332 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 23.

Adding to 220002440324 its reverse (423044200022), we get a palindrome (643046640346).

The spelling of 220002440324 in words is "two hundred twenty billion, two million, four hundred forty thousand, three hundred twenty-four".