214042304421 has 12 divisors (see below), whose sum is σ = 337278782880. Its totient is φ = 129722608680.

The previous prime is 214042304389. The next prime is 214042304449. The reversal of 214042304421 is 124403240412.

214042304421 is a `hidden beast` number, since 2 + 1 + 4 + 0 + 4 + 230 + 4 + 421 = 666.

It is not a de Polignac number, because 214042304421 - 2⁵ = 214042304389 is a prime.

It is a super-2 number, since 2×214042304421² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (214042344421) 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 11 ways as a sum of consecutive naturals, for example, 1081021641 + ... + 1081021838.

It is an arithmetic number, because the mean of its divisors is an integer number (28106565240).

Almost surely, 2^214042304421 is an apocalyptic number.

It is an amenable number.

214042304421 is a deficient number, since it is larger than the sum of its proper divisors (123236478459).

214042304421 is a wasteful number, since it uses less digits than its factorization.

214042304421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2162043496 (or 2162043493 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

Adding to 214042304421 its reverse (124403240412), we get a palindrome (338445544833).

The spelling of 214042304421 in words is "two hundred fourteen billion, forty-two million, three hundred four thousand, four hundred twenty-one".