321120330441 has 4 divisors (see below), whose sum is σ = 428160440592. Its totient is φ = 214080220292.

The previous prime is 321120330409. The next prime is 321120330469. The reversal of 321120330441 is 144033021123.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 144033021123 = 3 ⋅48011007041.

It is a cyclic number.

It is not a de Polignac number, because 321120330441 - 2⁵ = 321120330409 is a prime.

It is not an unprimeable number, because it can be changed into a prime (321120330491) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 53520055071 + ... + 53520055076.

It is an arithmetic number, because the mean of its divisors is an integer number (107040110148).

Almost surely, 2^321120330441 is an apocalyptic number.

It is an amenable number.

321120330441 is a deficient number, since it is larger than the sum of its proper divisors (107040110151).

321120330441 is a wasteful number, since it uses less digits than its factorization.

321120330441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107040110150.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 321120330441 its reverse (144033021123), we get a palindrome (465153351564).

The spelling of 321120330441 in words is "three hundred twenty-one billion, one hundred twenty million, three hundred thirty thousand, four hundred forty-one".