120002121212000 has 384 divisors, whose sum is σ = 300877432547328. Its totient is φ = 47027312640000.

The previous prime is 120002121211993. The next prime is 120002121212023. The reversal of 120002121212000 is 212121200021.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 51043010825 + ... + 51043013175.

It is an arithmetic number, because the mean of its divisors is an integer number (783534980592).

Almost surely, 2^{120002121212000} is an apocalyptic number.

120002121212000 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 120002121212000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (150438716273664).

120002121212000 is an abundant number, since it is smaller than the sum of its proper divisors (180875311335328).

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

120002121212000 is a wasteful number, since it uses less digits than its factorization.

120002121212000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3399 (or 3381 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 120002121212000 its reverse (212121200021), we get a palindrome (120214242412021).

The spelling of 120002121212000 in words is "one hundred twenty trillion, two billion, one hundred twenty-one million, two hundred twelve thousand".