120102121012200 has 384 divisors, whose sum is σ = 403374401433600. Its totient is φ = 29457736197120.

The previous prime is 120102121012157. The next prime is 120102121012301. The reversal of 120102121012200 is 2210121201021.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 120102121012200.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 194985909 + ... + 195600891.

It is an arithmetic number, because the mean of its divisors is an integer number (1050454170400).

Almost surely, 2^{120102121012200} is an apocalyptic number.

120102121012200 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 120102121012200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (201687200716800).

120102121012200 is an abundant number, since it is smaller than the sum of its proper divisors (283272280421400).

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

120102121012200 is a wasteful number, since it uses less digits than its factorization.

120102121012200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 615521 (or 615512 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 120102121012200 its reverse (2210121201021), we get a palindrome (122312242213221).

The spelling of 120102121012200 in words is "one hundred twenty trillion, one hundred two billion, one hundred twenty-one million, twelve thousand, two hundred".