120023313321 has 32 divisors (see below), whose sum is σ = 173851787520. Its totient is φ = 73447824384.

The previous prime is 120023313307. The next prime is 120023313341. The reversal of 120023313321 is 123313320021.

It is not a de Polignac number, because 120023313321 - 2⁹ = 120023312809 is a prime.

It is not an unprimeable number, because it can be changed into a prime (120023313341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 135636 + ... + 508373.

It is an arithmetic number, because the mean of its divisors is an integer number (5432868360).

Almost surely, 2^120023313321 is an apocalyptic number.

It is an amenable number.

120023313321 is a deficient number, since it is larger than the sum of its proper divisors (53828474199).

120023313321 is a wasteful number, since it uses less digits than its factorization.

120023313321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 644145.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 120023313321 its reverse (123313320021), we get a palindrome (243336633342).

The spelling of 120023313321 in words is "one hundred twenty billion, twenty-three million, three hundred thirteen thousand, three hundred twenty-one".