120142132 has 24 divisors (see below), whose sum is σ = 229898592. Its totient is φ = 54482400.

The previous prime is 120142117. The next prime is 120142147. The reversal of 120142132 is 231241021.

It is an interprime number because it is at equal distance from previous prime (120142117) and next prime (120142147).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17323 + ... + 23245.

It is an arithmetic number, because the mean of its divisors is an integer number (9579108).

Almost surely, 2^120142132 is an apocalyptic number.

It is an amenable number.

120142132 is a deficient number, since it is larger than the sum of its proper divisors (109756460).

120142132 is a wasteful number, since it uses less digits than its factorization.

120142132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6399 (or 6397 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 120142132 is about 10960.9366388097. The cubic root of 120142132 is about 493.4370756179.

Adding to 120142132 its reverse (231241021), we get a palindrome (351383153).

The spelling of 120142132 in words is "one hundred twenty million, one hundred forty-two thousand, one hundred thirty-two".