224020243140 has 48 divisors (see below), whose sum is σ = 627319546560. Its totient is φ = 59732744320.

The previous prime is 224020243123. The next prime is 224020243141. The reversal of 224020243140 is 41342020422.

It is a self number, because there is not a number n which added to its sum of digits gives 224020243140.

It is not an unprimeable number, because it can be changed into a prime (224020243141) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 433570 + ... + 797510.

It is an arithmetic number, because the mean of its divisors is an integer number (13069157220).

Almost surely, 2^224020243140 is an apocalyptic number.

224020243140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

224020243140 is an abundant number, since it is smaller than the sum of its proper divisors (403299303420).

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

224020243140 is a wasteful number, since it uses less digits than its factorization.

224020243140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 374212 (or 374210 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 24.

Adding to 224020243140 its reverse (41342020422), we get a palindrome (265362263562).

The spelling of 224020243140 in words is "two hundred twenty-four billion, twenty million, two hundred forty-three thousand, one hundred forty".