120132342 has 32 divisors (see below), whose sum is σ = 291231360. Its totient is φ = 36403560.

The previous prime is 120132323. The next prime is 120132343. The reversal of 120132342 is 243231021.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120132343) 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, 100528 + ... + 101715.

It is an arithmetic number, because the mean of its divisors is an integer number (9100980).

Almost surely, 2^120132342 is an apocalyptic number.

120132342 is an abundant number, since it is smaller than the sum of its proper divisors (171099018).

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

120132342 is a wasteful number, since it uses less digits than its factorization.

120132342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202265 (or 202259 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 120132342 is about 10960.4900437891. The cubic root of 120132342 is about 493.4236723815.

Adding to 120132342 its reverse (243231021), we get a palindrome (363363363).

The spelling of 120132342 in words is "one hundred twenty million, one hundred thirty-two thousand, three hundred forty-two".