120010120121100 has 576 divisors, whose sum is σ = 387600080007168. Its totient is φ = 28425555840000.

The previous prime is 120010120121083. The next prime is 120010120121107. The reversal of 120010120121100 is 1121021010021.

120010120121100 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is not an unprimeable number, because it can be changed into a prime (120010120121107) by changing a digit.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 31066557769 + ... + 31066561631.

It is an arithmetic number, because the mean of its divisors is an integer number (672916805568).

Almost surely, 2^{120010120121100} is an apocalyptic number.

120010120121100 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 120010120121100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (193800040003584).

120010120121100 is an abundant number, since it is smaller than the sum of its proper divisors (267589959886068).

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

120010120121100 is a wasteful number, since it uses less digits than its factorization.

120010120121100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5198 (or 5191 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 120010120121100 its reverse (1121021010021), we get a palindrome (121131141131121).

The spelling of 120010120121100 in words is "one hundred twenty trillion, ten billion, one hundred twenty million, one hundred twenty-one thousand, one hundred".