330431442224021 has 8 divisors (see below), whose sum is σ = 332411624665344. Its totient is φ = 328451278247920.

The previous prime is 330431442224003. The next prime is 330431442224047. The reversal of 330431442224021 is 120422244134033.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-330431442224021 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (330431442223021) 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, 32155556 + ... + 41168466.

It is an arithmetic number, because the mean of its divisors is an integer number (41551453083168).

Almost surely, 2^{330431442224021} is an apocalyptic number.

It is an amenable number.

330431442224021 is a deficient number, since it is larger than the sum of its proper divisors (1980182441323).

330431442224021 is a wasteful number, since it uses less digits than its factorization.

330431442224021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9232611.

The product of its (nonzero) digits is 110592, while the sum is 35.

Adding to 330431442224021 its reverse (120422244134033), we get a palindrome (450853686358054).

The spelling of 330431442224021 in words is "three hundred thirty trillion, four hundred thirty-one billion, four hundred forty-two million, two hundred twenty-four thousand, twenty-one".