14012004310021 has 2 divisors, whose sum is σ = 14012004310022. Its totient is φ = 14012004310020.

The previous prime is 14012004309991. The next prime is 14012004310039. The reversal of 14012004310021 is 12001340021041.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12978906890625 + 1033097419396 = 3602625^2 + 1016414^2 .

It is a cyclic number.

It is not a de Polignac number, because 14012004310021 - 2⁹ = 14012004309509 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14012004310061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7006002155010 + 7006002155011.

It is an arithmetic number, because the mean of its divisors is an integer number (7006002155011).

Almost surely, 2^{14012004310021} is an apocalyptic number.

It is an amenable number.

14012004310021 is a deficient number, since it is larger than the sum of its proper divisors (1).

14012004310021 is an equidigital number, since it uses as much as digits as its factorization.

14012004310021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 14012004310021 its reverse (12001340021041), we get a palindrome (26013344331062).

The spelling of 14012004310021 in words is "fourteen trillion, twelve billion, four million, three hundred ten thousand, twenty-one".