214001443423 has 4 divisors (see below), whose sum is σ = 215282889360. Its totient is φ = 212719997488.

The previous prime is 214001443367. The next prime is 214001443459. The reversal of 214001443423 is 324344100412.

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

It is a cyclic number.

It is not a de Polignac number, because 214001443423 - 2⁹ = 214001442911 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 214001443391 and 214001443400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (214001543423) 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 in 3 ways as a sum of consecutive naturals, for example, 640722718 + ... + 640723051.

It is an arithmetic number, because the mean of its divisors is an integer number (53820722340).

Almost surely, 2^214001443423 is an apocalyptic number.

214001443423 is a deficient number, since it is larger than the sum of its proper divisors (1281445937).

214001443423 is a wasteful number, since it uses less digits than its factorization.

214001443423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1281445936.

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 214001443423 its reverse (324344100412), we get a palindrome (538345543835).

The spelling of 214001443423 in words is "two hundred fourteen billion, one million, four hundred forty-three thousand, four hundred twenty-three".