120323112 has 128 divisors (see below), whose sum is σ = 380486400. Its totient is φ = 30855168.

The previous prime is 120323111. The next prime is 120323113. The reversal of 120323112 is 211323021.

It is an interprime number because it is at equal distance from previous prime (120323111) and next prime (120323113).

It is a junction number, because it is equal to n+sod(n) for n = 120323091 and 120323100.

It is not an unprimeable number, because it can be changed into a prime (120323111) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 80064 + ... + 81552.

It is an arithmetic number, because the mean of its divisors is an integer number (2972550).

Almost surely, 2^120323112 is an apocalyptic number.

120323112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 120323112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (190243200).

120323112 is an abundant number, since it is smaller than the sum of its proper divisors (260163288).

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

120323112 is a wasteful number, since it uses less digits than its factorization.

120323112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1555 (or 1551 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 120323112 is about 10969.1892134287. The cubic root of 120323112 is about 493.6847196288.

Adding to 120323112 its reverse (211323021), we get a palindrome (331646133).

Subtracting 120323112 from its reverse (211323021), we obtain a palindrome (90999909).

The spelling of 120323112 in words is "one hundred twenty million, three hundred twenty-three thousand, one hundred twelve".