120023321001 has 24 divisors (see below), whose sum is σ = 170552548320. Its totient is φ = 75063278592.

The previous prime is 120023320981. The next prime is 120023321009. The reversal of 120023321001 is 100123320021.

It is not a de Polignac number, because 120023321001 - 2⁵ = 120023320969 is a prime.

It is not an unprimeable number, because it can be changed into a prime (120023321009) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 40705 + ... + 491633.

It is an arithmetic number, because the mean of its divisors is an integer number (7106356180).

Almost surely, 2^120023321001 is an apocalyptic number.

It is an amenable number.

120023321001 is a deficient number, since it is larger than the sum of its proper divisors (50529227319).

120023321001 is a wasteful number, since it uses less digits than its factorization.

120023321001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 451273 (or 451256 counting only the distinct ones).

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

Adding to 120023321001 its reverse (100123320021), we get a palindrome (220146641022).

The spelling of 120023321001 in words is "one hundred twenty billion, twenty-three million, three hundred twenty-one thousand, one".