4321112342120 has 128 divisors (see below), whose sum is σ = 11147635618560. Its totient is φ = 1476702627840.

The previous prime is 4321112342081. The next prime is 4321112342147. The reversal of 4321112342120 is 212432111234.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 4321112342120.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 158611700 + ... + 158638940.

It is an arithmetic number, because the mean of its divisors is an integer number (87090903270).

Almost surely, 2^{4321112342120} is an apocalyptic number.

4321112342120 is a gapful number since it is divisible by the number (40) 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 4321112342120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5573817809280).

4321112342120 is an abundant number, since it is smaller than the sum of its proper divisors (6826523276440).

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

4321112342120 is a wasteful number, since it uses less digits than its factorization.

4321112342120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29083 (or 29079 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 26.

Adding to 4321112342120 its reverse (212432111234), we get a palindrome (4533544453354).

The spelling of 4321112342120 in words is "four trillion, three hundred twenty-one billion, one hundred twelve million, three hundred forty-two thousand, one hundred twenty".