14214521024021 has 4 divisors (see below), whose sum is σ = 14355258856044. Its totient is φ = 14073783192000.

The previous prime is 14214521023999. The next prime is 14214521024131. The reversal of 14214521024021 is 12042012541241.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 13971260974225 + 243260049796 = 3737815^2 + 493214^2 .

It is a cyclic number.

It is not a de Polignac number, because 14214521024021 - 2¹⁸ = 14214520761877 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14214521324021) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 70368915860 + ... + 70368916061.

It is an arithmetic number, because the mean of its divisors is an integer number (3588814714011).

Almost surely, 2^{14214521024021} is an apocalyptic number.

It is an amenable number.

14214521024021 is a deficient number, since it is larger than the sum of its proper divisors (140737832023).

14214521024021 is a wasteful number, since it uses less digits than its factorization.

14214521024021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140737832022.

The product of its (nonzero) digits is 5120, while the sum is 29.

Adding to 14214521024021 its reverse (12042012541241), we get a palindrome (26256533565262).

The spelling of 14214521024021 in words is "fourteen trillion, two hundred fourteen billion, five hundred twenty-one million, twenty-four thousand, twenty-one".