321444012230027 has 2 divisors, whose sum is σ = 321444012230028. Its totient is φ = 321444012230026.

The previous prime is 321444012229973. The next prime is 321444012230041. The reversal of 321444012230027 is 720032210444123.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 321444012230027 - 2³² = 321439717262731 is a prime.

It is not a weakly prime, because it can be changed into another prime (321444012233027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160722006115013 + 160722006115014.

It is an arithmetic number, because the mean of its divisors is an integer number (160722006115014).

Almost surely, 2^{321444012230027} is an apocalyptic number.

321444012230027 is a deficient number, since it is larger than the sum of its proper divisors (1).

321444012230027 is an equidigital number, since it uses as much as digits as its factorization.

321444012230027 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 64512, while the sum is 35.

The spelling of 321444012230027 in words is "three hundred twenty-one trillion, four hundred forty-four billion, twelve million, two hundred thirty thousand, twenty-seven".