120112221222000 has 320 divisors, whose sum is σ = 491735622144000. Its totient is φ = 27454221907200.

The previous prime is 120112221221987. The next prime is 120112221222001. The reversal of 120112221222000 is 222122211021.

It is a happy number.

120112221222000 is a `hidden beast` number, since 120 + 1 + 1 + 222 + 122 + 200 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120112221222001) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 158500600 + ... + 159256599.

It is an arithmetic number, because the mean of its divisors is an integer number (1536673819200).

Almost surely, 2^{120112221222000} is an apocalyptic number.

120112221222000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120112221222000 is an abundant number, since it is smaller than the sum of its proper divisors (371623400922000).

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

120112221222000 is a wasteful number, since it uses less digits than its factorization.

120112221222000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 317757238 (or 317757216 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 120112221222000 its reverse (222122211021), we get a palindrome (120334343433021).

The spelling of 120112221222000 in words is "one hundred twenty trillion, one hundred twelve billion, two hundred twenty-one million, two hundred twenty-two thousand".