120020301321 has 16 divisors (see below), whose sum is σ = 161230777344. Its totient is φ = 79413033744.

The previous prime is 120020301307. The next prime is 120020301337. The reversal of 120020301321 is 123103020021.

It is not a de Polignac number, because 120020301321 - 2⁹ = 120020300809 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 120020301321.

It is not an unprimeable number, because it can be changed into a prime (120020301301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 186700 + ... + 524306.

It is an arithmetic number, because the mean of its divisors is an integer number (10076923584).

Almost surely, 2^120020301321 is an apocalyptic number.

It is an amenable number.

120020301321 is a deficient number, since it is larger than the sum of its proper divisors (41210476023).

120020301321 is a wasteful number, since it uses less digits than its factorization.

120020301321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 338500.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 120020301321 its reverse (123103020021), we get a palindrome (243123321342).

The spelling of 120020301321 in words is "one hundred twenty billion, twenty million, three hundred one thousand, three hundred twenty-one".