120415442423512 has 16 divisors (see below), whose sum is σ = 225779464659600. Its totient is φ = 60207585180960.

The previous prime is 120415442423501. The next prime is 120415442423513. The reversal of 120415442423512 is 215324244514021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120415442423513) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13191439 + ... + 20367742.

It is an arithmetic number, because the mean of its divisors is an integer number (14111216541225).

Almost surely, 2^{120415442423512} is an apocalyptic number.

It is an amenable number.

120415442423512 is a deficient number, since it is larger than the sum of its proper divisors (105364022236088).

120415442423512 is a wasteful number, since it uses less digits than its factorization.

120415442423512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34007706 (or 34007702 counting only the distinct ones).

The product of its (nonzero) digits is 307200, while the sum is 40.

Adding to 120415442423512 its reverse (215324244514021), we get a palindrome (335739686937533).

The spelling of 120415442423512 in words is "one hundred twenty trillion, four hundred fifteen billion, four hundred forty-two million, four hundred twenty-three thousand, five hundred twelve".