321441423414427 has 2 divisors, whose sum is σ = 321441423414428. Its totient is φ = 321441423414426.

The previous prime is 321441423414359. The next prime is 321441423414479. The reversal of 321441423414427 is 724414324144123.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 321441423414427 - 2³¹ = 321439275930779 is a prime.

It is not a weakly prime, because it can be changed into another prime (321441423414827) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160720711707213 + 160720711707214.

It is an arithmetic number, because the mean of its divisors is an integer number (160720711707214).

Almost surely, 2^{321441423414427} is an apocalyptic number.

321441423414427 is a deficient number, since it is larger than the sum of its proper divisors (1).

321441423414427 is an equidigital number, since it uses as much as digits as its factorization.

321441423414427 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2064384, while the sum is 46.

The spelling of 321441423414427 in words is "three hundred twenty-one trillion, four hundred forty-one billion, four hundred twenty-three million, four hundred fourteen thousand, four hundred twenty-seven".