330441242023421 has 4 divisors (see below), whose sum is σ = 330443780436192. Its totient is φ = 330438703610652.

The previous prime is 330441242023379. The next prime is 330441242023433. The reversal of 330441242023421 is 124320242144033.

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.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-330441242023421 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 (330441242023121) 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, 1269011111 + ... + 1269271476.

It is an arithmetic number, because the mean of its divisors is an integer number (82610945109048).

Almost surely, 2^{330441242023421} is an apocalyptic number.

It is an amenable number.

330441242023421 is a deficient number, since it is larger than the sum of its proper divisors (2538412771).

330441242023421 is a wasteful number, since it uses less digits than its factorization.

330441242023421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2538412770.

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

Adding to 330441242023421 its reverse (124320242144033), we get a palindrome (454761484167454).

The spelling of 330441242023421 in words is "three hundred thirty trillion, four hundred forty-one billion, two hundred forty-two million, twenty-three thousand, four hundred twenty-one".