330442031431421 has 32 divisors (see below), whose sum is σ = 406961751705600. Its totient is φ = 261279027336960.

The previous prime is 330442031431387. The next prime is 330442031431427. The reversal of 330442031431421 is 124134130244033.

It is a cyclic number.

It is not a de Polignac number, because 330442031431421 - 2¹⁰ = 330442031430397 is a prime.

It is a super-2 number, since 2×330442031431421² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (330442031431427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4073506100 + ... + 4073587218.

It is an arithmetic number, because the mean of its divisors is an integer number (12717554740800).

Almost surely, 2^{330442031431421} is an apocalyptic number.

It is an amenable number.

330442031431421 is a deficient number, since it is larger than the sum of its proper divisors (76519720274179).

330442031431421 is a wasteful number, since it uses less digits than its factorization.

330442031431421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109629.

The product of its (nonzero) digits is 82944, while the sum is 35.

Adding to 330442031431421 its reverse (124134130244033), we get a palindrome (454576161675454).

The spelling of 330442031431421 in words is "three hundred thirty trillion, four hundred forty-two billion, thirty-one million, four hundred thirty-one thousand, four hundred twenty-one".