120132243420 has 48 divisors (see below), whose sum is σ = 384423180288. Its totient is φ = 27458798400.

The previous prime is 120132243359. The next prime is 120132243431. The reversal of 120132243420 is 24342231021.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 143014156 + ... + 143014995.

It is an arithmetic number, because the mean of its divisors is an integer number (8008816256).

Almost surely, 2^120132243420 is an apocalyptic number.

120132243420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120132243420 is an abundant number, since it is smaller than the sum of its proper divisors (264290936868).

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

120132243420 is a wasteful number, since it uses less digits than its factorization.

120132243420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 286029170 (or 286029168 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 120132243420 its reverse (24342231021), we get a palindrome (144474474441).

The spelling of 120132243420 in words is "one hundred twenty billion, one hundred thirty-two million, two hundred forty-three thousand, four hundred twenty".