224121324244 has 24 divisors (see below), whose sum is σ = 394132755240. Its totient is φ = 111513194496.

The previous prime is 224121324227. The next prime is 224121324289. The reversal of 224121324244 is 442423121422.

It can be written as a sum of positive squares in 4 ways, for example, as 12210250000 + 211911074244 = 110500^2 + 460338^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 578472 + ... + 884800.

It is an arithmetic number, because the mean of its divisors is an integer number (16422198135).

Almost surely, 2^224121324244 is an apocalyptic number.

It is an amenable number.

224121324244 is a deficient number, since it is larger than the sum of its proper divisors (170011430996).

224121324244 is a wasteful number, since it uses less digits than its factorization.

224121324244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 307227 (or 307225 counting only the distinct ones).

The product of its digits is 24576, while the sum is 31.

Adding to 224121324244 its reverse (442423121422), we get a palindrome (666544445666).

The spelling of 224121324244 in words is "two hundred twenty-four billion, one hundred twenty-one million, three hundred twenty-four thousand, two hundred forty-four".