120442132432 has 20 divisors (see below), whose sum is σ = 238783531360. Its totient is φ = 58820575968.

The previous prime is 120442132409. The next prime is 120442132441. The reversal of 120442132432 is 234231244021.

It is a self number, because there is not a number n which added to its sum of digits gives 120442132432.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 87529932 + ... + 87531307.

It is an arithmetic number, because the mean of its divisors is an integer number (11939176568).

Almost surely, 2^120442132432 is an apocalyptic number.

It is an amenable number.

120442132432 is a deficient number, since it is larger than the sum of its proper divisors (118341398928).

120442132432 is a wasteful number, since it uses less digits than its factorization.

120442132432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 175061290 (or 175061284 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 120442132432 its reverse (234231244021), we get a palindrome (354673376453).

The spelling of 120442132432 in words is "one hundred twenty billion, four hundred forty-two million, one hundred thirty-two thousand, four hundred thirty-two".