120021441403020 has 192 divisors, whose sum is σ = 359233835251200. Its totient is φ = 29851461826560.

The previous prime is 120021441403013. The next prime is 120021441403067. The reversal of 120021441403020 is 20304144120021.

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, 132526296 + ... + 133428864.

It is an arithmetic number, because the mean of its divisors is an integer number (1871009558600).

Almost surely, 2^{120021441403020} is an apocalyptic number.

120021441403020 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 120021441403020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (179616917625600).

120021441403020 is an abundant number, since it is smaller than the sum of its proper divisors (239212393848180).

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

120021441403020 is a wasteful number, since it uses less digits than its factorization.

120021441403020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 904408 (or 904406 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 120021441403020 its reverse (20304144120021), we get a palindrome (140325585523041).

The spelling of 120021441403020 in words is "one hundred twenty trillion, twenty-one billion, four hundred forty-one million, four hundred three thousand, twenty".