120122012220180 has 144 divisors (see below), whose sum is σ = 349147827834624. Its totient is φ = 30856202155520.

The previous prime is 120122012220179. The next prime is 120122012220181. The reversal of 120122012220180 is 81022210221021.

It is an interprime number because it is at equal distance from previous prime (120122012220179) and next prime (120122012220181).

It is a self number, because there is not a number n which added to its sum of digits gives 120122012220180.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120122012220181) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 18986614 + ... + 24509906.

It is an arithmetic number, because the mean of its divisors is an integer number (2424637693296).

Almost surely, 2^{120122012220180} is an apocalyptic number.

120122012220180 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 120122012220180, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (174573913917312).

120122012220180 is an abundant number, since it is smaller than the sum of its proper divisors (229025815614444).

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

120122012220180 is a wasteful number, since it uses less digits than its factorization.

120122012220180 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5523794 (or 5523763 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 24.

The spelling of 120122012220180 in words is "one hundred twenty trillion, one hundred twenty-two billion, twelve million, two hundred twenty thousand, one hundred eighty".