14001223342021 has 2 divisors, whose sum is σ = 14001223342022. Its totient is φ = 14001223342020.

The previous prime is 14001223342019. The next prime is 14001223342027. The reversal of 14001223342021 is 12024332210041.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13197860688996 + 803362653025 = 3632886^2 + 896305^2 .

It is an emirp because it is prime and its reverse (12024332210041) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 14001223342021 - 2¹ = 14001223342019 is a prime.

Together with 14001223342019, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14001223342027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7000611671010 + 7000611671011.

It is an arithmetic number, because the mean of its divisors is an integer number (7000611671011).

Almost surely, 2^{14001223342021} is an apocalyptic number.

It is an amenable number.

14001223342021 is a deficient number, since it is larger than the sum of its proper divisors (1).

14001223342021 is an equidigital number, since it uses as much as digits as its factorization.

14001223342021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 14001223342021 its reverse (12024332210041), we get a palindrome (26025555552062).

The spelling of 14001223342021 in words is "fourteen trillion, one billion, two hundred twenty-three million, three hundred forty-two thousand, twenty-one".