14012043410021 has 2 divisors, whose sum is σ = 14012043410022. Its totient is φ = 14012043410020.

The previous prime is 14012043410009. The next prime is 14012043410041. The reversal of 14012043410021 is 12001434021041.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11661617137921 + 2350426272100 = 3414911^2 + 1533110^2 .

It is an emirp because it is prime and its reverse (12001434021041) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14012043410021 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14012043410041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7006021705010 + 7006021705011.

It is an arithmetic number, because the mean of its divisors is an integer number (7006021705011).

Almost surely, 2^{14012043410021} is an apocalyptic number.

It is an amenable number.

14012043410021 is a deficient number, since it is larger than the sum of its proper divisors (1).

14012043410021 is an equidigital number, since it uses as much as digits as its factorization.

14012043410021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 14012043410021 its reverse (12001434021041), we get a palindrome (26013477431062).

The spelling of 14012043410021 in words is "fourteen trillion, twelve billion, forty-three million, four hundred ten thousand, twenty-one".