120100344312320 has 160 divisors (see below), whose sum is σ = 303192726566400. Its totient is φ = 45500053487616.

The previous prime is 120100344312241. The next prime is 120100344312343. The reversal of 120100344312320 is 23213443001021.

It is a tau number, because it is divible by the number of its divisors (160).

It is a self number, because there is not a number n which added to its sum of digits gives 120100344312320.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 190792337 + ... + 191420783.

It is an arithmetic number, because the mean of its divisors is an integer number (1894954541040).

Almost surely, 2^{120100344312320} is an apocalyptic number.

120100344312320 is a gapful number since it is divisible by the number (10) 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 120100344312320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (151596363283200).

120100344312320 is an abundant number, since it is smaller than the sum of its proper divisors (183092382254080).

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

120100344312320 is an equidigital number, since it uses as much as digits as its factorization.

120100344312320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 632418 (or 632402 counting only the distinct ones).

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

Adding to 120100344312320 its reverse (23213443001021), we get a palindrome (143313787313341).

The spelling of 120100344312320 in words is "one hundred twenty trillion, one hundred billion, three hundred forty-four million, three hundred twelve thousand, three hundred twenty".