120144040124 has 6 divisors (see below), whose sum is σ = 210252070224. Its totient is φ = 60072020060.

The previous prime is 120144040111. The next prime is 120144040147. The reversal of 120144040124 is 421040441021.

It is a self number, because there is not a number n which added to its sum of digits gives 120144040124.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 15018005012 + ... + 15018005019.

It is an arithmetic number, because the mean of its divisors is an integer number (35042011704).

Almost surely, 2^120144040124 is an apocalyptic number.

It is an amenable number.

120144040124 is a deficient number, since it is larger than the sum of its proper divisors (90108030100).

120144040124 is a wasteful number, since it uses less digits than its factorization.

120144040124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30036010035 (or 30036010033 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 23.

Adding to 120144040124 its reverse (421040441021), we get a palindrome (541184481145).

The spelling of 120144040124 in words is "one hundred twenty billion, one hundred forty-four million, forty thousand, one hundred twenty-four".