1421321334001 has 2 divisors, whose sum is σ = 1421321334002. Its totient is φ = 1421321334000.

The previous prime is 1421321333977. The next prime is 1421321334011. The reversal of 1421321334001 is 1004331231241.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1252563872400 + 168757461601 = 1119180^2 + 410801^2 .

It is a cyclic number.

It is not a de Polignac number, because 1421321334001 - 2⁵ = 1421321333969 is a prime.

It is not a weakly prime, because it can be changed into another prime (1421321334011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 710660667000 + 710660667001.

It is an arithmetic number, because the mean of its divisors is an integer number (710660667001).

Almost surely, 2^{1421321334001} is an apocalyptic number.

It is an amenable number.

1421321334001 is a deficient number, since it is larger than the sum of its proper divisors (1).

1421321334001 is an equidigital number, since it uses as much as digits as its factorization.

1421321334001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 1421321334001 its reverse (1004331231241), we get a palindrome (2425652565242).

The spelling of 1421321334001 in words is "one trillion, four hundred twenty-one billion, three hundred twenty-one million, three hundred thirty-four thousand, one".