120432431132 has 12 divisors (see below), whose sum is σ = 226968812616. Its totient is φ = 55584198960.

The previous prime is 120432431099. The next prime is 120432431143. The reversal of 120432431132 is 231134234021.

It is a Harshad number since it is a multiple of its sum of digits (26).

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 3 ways as a sum of consecutive naturals, for example, 1158004094 + ... + 1158004197.

It is an arithmetic number, because the mean of its divisors is an integer number (18914067718).

Almost surely, 2^120432431132 is an apocalyptic number.

It is an amenable number.

120432431132 is a deficient number, since it is larger than the sum of its proper divisors (106536381484).

120432431132 is a wasteful number, since it uses less digits than its factorization.

120432431132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2316008308 (or 2316008306 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 120432431132 its reverse (231134234021), we get a palindrome (351566665153).

The spelling of 120432431132 in words is "one hundred twenty billion, four hundred thirty-two million, four hundred thirty-one thousand, one hundred thirty-two".