120331032321 has 8 divisors (see below), whose sum is σ = 160443001504. Its totient is φ = 80219875680.

The previous prime is 120331032287. The next prime is 120331032337. The reversal of 120331032321 is 123230133021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 120331032321 - 2⁷ = 120331032193 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120331032421) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 388986 + ... + 626076.

It is an arithmetic number, because the mean of its divisors is an integer number (20055375188).

Almost surely, 2^120331032321 is an apocalyptic number.

It is an amenable number.

120331032321 is a deficient number, since it is larger than the sum of its proper divisors (40111969183).

120331032321 is a wasteful number, since it uses less digits than its factorization.

120331032321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 406271.

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

Adding to 120331032321 its reverse (123230133021), we get a palindrome (243561165342).

The spelling of 120331032321 in words is "one hundred twenty billion, three hundred thirty-one million, thirty-two thousand, three hundred twenty-one".