142001520224 has 48 divisors (see below), whose sum is σ = 280161545328. Its totient is φ = 70849562112.

The previous prime is 142001520223. The next prime is 142001520259. The reversal of 142001520224 is 422025100241.

142001520224 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 142001520224.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142001520223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48679214 + ... + 48682130.

It is an arithmetic number, because the mean of its divisors is an integer number (5836698861).

Almost surely, 2^142001520224 is an apocalyptic number.

It is an amenable number.

142001520224 is a deficient number, since it is larger than the sum of its proper divisors (138160025104).

142001520224 is a wasteful number, since it uses less digits than its factorization.

142001520224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5647 (or 5639 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 23.

Adding to 142001520224 its reverse (422025100241), we get a palindrome (564026620465).

The spelling of 142001520224 in words is "one hundred forty-two billion, one million, five hundred twenty thousand, two hundred twenty-four".